Home / 51,925.46-71,658.30-30,705.08

Finding the Fourth Proportional to 51,925.46, 71,658.30 and 30,705.08

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Solution

The fourth proportional to 51,925.46, 71,658.30 and 30,705.08 is: 42,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,925.46 : 71,658.30 = 30,705.08 : x
  2. Step 2: Convert to fraction form
    51,925.46/71,658.30 = 30,705.08/x
  3. Step 3: Cross multiply
    51,925.46x = 71,658.30 × 30,705.08
  4. Step 4: Simplify right side
    51,925.46x = 2,200,273,834.16
  5. Step 5: Solve for x
    x = 2,200,273,834.16/51,925.46
  6. Step 6: Final answer
    x = 42,373.70

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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.