Home / 16,209.36-24,294.54-7,432.20

Finding the Fourth Proportional to 16,209.36, 24,294.54 and 7,432.20

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Solution

The fourth proportional to 16,209.36, 24,294.54 and 7,432.20 is: 11,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,209.36 : 24,294.54 = 7,432.20 : x
  2. Step 2: Convert to fraction form
    16,209.36/24,294.54 = 7,432.20/x
  3. Step 3: Cross multiply
    16,209.36x = 24,294.54 × 7,432.20
  4. Step 4: Simplify right side
    16,209.36x = 180,561,880.19
  5. Step 5: Solve for x
    x = 180,561,880.19/16,209.36
  6. Step 6: Final answer
    x = 11,139.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.