Home / 38,291.16-52,844.22-21,525.24

Finding the Fourth Proportional to 38,291.16, 52,844.22 and 21,525.24

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Solution

The fourth proportional to 38,291.16, 52,844.22 and 21,525.24 is: 29,706.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,291.16 : 52,844.22 = 21,525.24 : x
  2. Step 2: Convert to fraction form
    38,291.16/52,844.22 = 21,525.24/x
  3. Step 3: Cross multiply
    38,291.16x = 52,844.22 × 21,525.24
  4. Step 4: Simplify right side
    38,291.16x = 1,137,484,518.11
  5. Step 5: Solve for x
    x = 1,137,484,518.11/38,291.16
  6. Step 6: Final answer
    x = 29,706.19

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Double scale
Find fourth proportional to 38,292.16, 52,845.60 and 21,526.24
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.