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Finding the Fourth Proportional to 45,502.32, 62,825.22 and 31,919.24

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Solution

The fourth proportional to 45,502.32, 62,825.22 and 31,919.24 is: 44,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,502.32 : 62,825.22 = 31,919.24 : x
  2. Step 2: Convert to fraction form
    45,502.32/62,825.22 = 31,919.24/x
  3. Step 3: Cross multiply
    45,502.32x = 62,825.22 × 31,919.24
  4. Step 4: Simplify right side
    45,502.32x = 2,005,333,275.23
  5. Step 5: Solve for x
    x = 2,005,333,275.23/45,502.32
  6. Step 6: Final answer
    x = 44,071.01

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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.