Home / 31,499.52-47,258.88-14,872.32

Finding the Fourth Proportional to 31,499.52, 47,258.88 and 14,872.32

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Solution

The fourth proportional to 31,499.52, 47,258.88 and 14,872.32 is: 22,313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,499.52 : 47,258.88 = 14,872.32 : x
  2. Step 2: Convert to fraction form
    31,499.52/47,258.88 = 14,872.32/x
  3. Step 3: Cross multiply
    31,499.52x = 47,258.88 × 14,872.32
  4. Step 4: Simplify right side
    31,499.52x = 702,849,186.20
  5. Step 5: Solve for x
    x = 702,849,186.20/31,499.52
  6. Step 6: Final answer
    x = 22,313.01

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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.