Home / 38,331.04-52,896.24-21,564.08

Finding the Fourth Proportional to 38,331.04, 52,896.24 and 21,564.08

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Solution

The fourth proportional to 38,331.04, 52,896.24 and 21,564.08 is: 29,758.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,331.04 : 52,896.24 = 21,564.08 : x
  2. Step 2: Convert to fraction form
    38,331.04/52,896.24 = 21,564.08/x
  3. Step 3: Cross multiply
    38,331.04x = 52,896.24 × 21,564.08
  4. Step 4: Simplify right side
    38,331.04x = 1,140,658,751.06
  5. Step 5: Solve for x
    x = 1,140,658,751.06/38,331.04
  6. Step 6: Final answer
    x = 29,758.10

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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.