Home / 38,631.81-57,935.45-36,110.21

Finding the Fourth Proportional to 38,631.81, 57,935.45 and 36,110.21

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Solution

The fourth proportional to 38,631.81, 57,935.45 and 36,110.21 is: 54,153.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631.81 : 57,935.45 = 36,110.21 : x
  2. Step 2: Convert to fraction form
    38,631.81/57,935.45 = 36,110.21/x
  3. Step 3: Cross multiply
    38,631.81x = 57,935.45 × 36,110.21
  4. Step 4: Simplify right side
    38,631.81x = 2,092,060,795.72
  5. Step 5: Solve for x
    x = 2,092,060,795.72/38,631.81
  6. Step 6: Final answer
    x = 54,153.84

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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.