Home / 15,366.25-23,068.83-9,428.55

Finding the Fourth Proportional to 15,366.25, 23,068.83 and 9,428.55

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Solution

The fourth proportional to 15,366.25, 23,068.83 and 9,428.55 is: 14,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,366.25 : 23,068.83 = 9,428.55 : x
  2. Step 2: Convert to fraction form
    15,366.25/23,068.83 = 9,428.55/x
  3. Step 3: Cross multiply
    15,366.25x = 23,068.83 × 9,428.55
  4. Step 4: Simplify right side
    15,366.25x = 217,505,617.10
  5. Step 5: Solve for x
    x = 217,505,617.10/15,366.25
  6. Step 6: Final answer
    x = 14,154.76

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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.