Home / 28,599.19-39,466.83-17,421.19

Finding the Fourth Proportional to 28,599.19, 39,466.83 and 17,421.19

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Solution

The fourth proportional to 28,599.19, 39,466.83 and 17,421.19 is: 24,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,599.19 : 39,466.83 = 17,421.19 : x
  2. Step 2: Convert to fraction form
    28,599.19/39,466.83 = 17,421.19/x
  3. Step 3: Cross multiply
    28,599.19x = 39,466.83 × 17,421.19
  4. Step 4: Simplify right side
    28,599.19x = 687,559,144.13
  5. Step 5: Solve for x
    x = 687,559,144.13/28,599.19
  6. Step 6: Final answer
    x = 24,041.21

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Double scale
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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.