Home / 37,702.95-56,555.78-18,972.79

Finding the Fourth Proportional to 37,702.95, 56,555.78 and 18,972.79

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Solution

The fourth proportional to 37,702.95, 56,555.78 and 18,972.79 is: 28,459.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,702.95 : 56,555.78 = 18,972.79 : x
  2. Step 2: Convert to fraction form
    37,702.95/56,555.78 = 18,972.79/x
  3. Step 3: Cross multiply
    37,702.95x = 56,555.78 × 18,972.79
  4. Step 4: Simplify right side
    37,702.95x = 1,073,020,937.23
  5. Step 5: Solve for x
    x = 1,073,020,937.23/37,702.95
  6. Step 6: Final answer
    x = 28,459.87

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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.