Home / 15,864.66-23,800.32-4,772.16

Finding the Fourth Proportional to 15,864.66, 23,800.32 and 4,772.16

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Solution

The fourth proportional to 15,864.66, 23,800.32 and 4,772.16 is: 7,159.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,864.66 : 23,800.32 = 4,772.16 : x
  2. Step 2: Convert to fraction form
    15,864.66/23,800.32 = 4,772.16/x
  3. Step 3: Cross multiply
    15,864.66x = 23,800.32 × 4,772.16
  4. Step 4: Simplify right side
    15,864.66x = 113,578,935.09
  5. Step 5: Solve for x
    x = 113,578,935.09/15,864.66
  6. Step 6: Final answer
    x = 7,159.24

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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.