Home / 15,943.28-24,007.58-11,812.64

Finding the Fourth Proportional to 15,943.28, 24,007.58 and 11,812.64

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Solution

The fourth proportional to 15,943.28, 24,007.58 and 11,812.64 is: 17,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943.28 : 24,007.58 = 11,812.64 : x
  2. Step 2: Convert to fraction form
    15,943.28/24,007.58 = 11,812.64/x
  3. Step 3: Cross multiply
    15,943.28x = 24,007.58 × 11,812.64
  4. Step 4: Simplify right side
    15,943.28x = 283,592,899.81
  5. Step 5: Solve for x
    x = 283,592,899.81/15,943.28
  6. Step 6: Final answer
    x = 17,787.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.