Home / 45,467.96-62,695.64-31,130.15

Finding the Fourth Proportional to 45,467.96, 62,695.64 and 31,130.15

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Solution

The fourth proportional to 45,467.96, 62,695.64 and 31,130.15 is: 42,925.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,467.96 : 62,695.64 = 31,130.15 : x
  2. Step 2: Convert to fraction form
    45,467.96/62,695.64 = 31,130.15/x
  3. Step 3: Cross multiply
    45,467.96x = 62,695.64 × 31,130.15
  4. Step 4: Simplify right side
    45,467.96x = 1,951,724,521.90
  5. Step 5: Solve for x
    x = 1,951,724,521.90/45,467.96
  6. Step 6: Final answer
    x = 42,925.27

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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.