Home / 36,174.02-54,267.15-12,475.13

Finding the Fourth Proportional to 36,174.02, 54,267.15 and 12,475.13

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Solution

The fourth proportional to 36,174.02, 54,267.15 and 12,475.13 is: 18,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,174.02 : 54,267.15 = 12,475.13 : x
  2. Step 2: Convert to fraction form
    36,174.02/54,267.15 = 12,475.13/x
  3. Step 3: Cross multiply
    36,174.02x = 54,267.15 × 12,475.13
  4. Step 4: Simplify right side
    36,174.02x = 676,989,479.64
  5. Step 5: Solve for x
    x = 676,989,479.64/36,174.02
  6. Step 6: Final answer
    x = 18,714.80

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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.