Home / 16,605.36-22,915.42-9,051.70

Finding the Fourth Proportional to 16,605.36, 22,915.42 and 9,051.70

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Solution

The fourth proportional to 16,605.36, 22,915.42 and 9,051.70 is: 12,491.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,605.36 : 22,915.42 = 9,051.70 : x
  2. Step 2: Convert to fraction form
    16,605.36/22,915.42 = 9,051.70/x
  3. Step 3: Cross multiply
    16,605.36x = 22,915.42 × 9,051.70
  4. Step 4: Simplify right side
    16,605.36x = 207,423,507.21
  5. Step 5: Solve for x
    x = 207,423,507.21/16,605.36
  6. Step 6: Final answer
    x = 12,491.36

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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.