Home / 22,935.16-31,657.24-14,978.62

Finding the Fourth Proportional to 22,935.16, 31,657.24 and 14,978.62

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Solution

The fourth proportional to 22,935.16, 31,657.24 and 14,978.62 is: 20,674.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,935.16 : 31,657.24 = 14,978.62 : x
  2. Step 2: Convert to fraction form
    22,935.16/31,657.24 = 14,978.62/x
  3. Step 3: Cross multiply
    22,935.16x = 31,657.24 × 14,978.62
  4. Step 4: Simplify right side
    22,935.16x = 474,181,768.21
  5. Step 5: Solve for x
    x = 474,181,768.21/22,935.16
  6. Step 6: Final answer
    x = 20,674.88

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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.