Home / 42,510.08-63,739.20-16,186.70

Finding the Fourth Proportional to 42,510.08, 63,739.20 and 16,186.70

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Solution

The fourth proportional to 42,510.08, 63,739.20 and 16,186.70 is: 24,270.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,510.08 : 63,739.20 = 16,186.70 : x
  2. Step 2: Convert to fraction form
    42,510.08/63,739.20 = 16,186.70/x
  3. Step 3: Cross multiply
    42,510.08x = 63,739.20 × 16,186.70
  4. Step 4: Simplify right side
    42,510.08x = 1,031,727,308.64
  5. Step 5: Solve for x
    x = 1,031,727,308.64/42,510.08
  6. Step 6: Final answer
    x = 24,270.18

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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.