Home / 42,820.01-64,186.10-16,514.41

Finding the Fourth Proportional to 42,820.01, 64,186.10 and 16,514.41

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Solution

The fourth proportional to 42,820.01, 64,186.10 and 16,514.41 is: 24,754.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,820.01 : 64,186.10 = 16,514.41 : x
  2. Step 2: Convert to fraction form
    42,820.01/64,186.10 = 16,514.41/x
  3. Step 3: Cross multiply
    42,820.01x = 64,186.10 × 16,514.41
  4. Step 4: Simplify right side
    42,820.01x = 1,059,995,489.13
  5. Step 5: Solve for x
    x = 1,059,995,489.13/42,820.01
  6. Step 6: Final answer
    x = 24,754.68

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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.