Home / 36,089.64-54,132.66-12,714.12

Finding the Fourth Proportional to 36,089.64, 54,132.66 and 12,714.12

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Solution

The fourth proportional to 36,089.64, 54,132.66 and 12,714.12 is: 19,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,089.64 : 54,132.66 = 12,714.12 : x
  2. Step 2: Convert to fraction form
    36,089.64/54,132.66 = 12,714.12/x
  3. Step 3: Cross multiply
    36,089.64x = 54,132.66 × 12,714.12
  4. Step 4: Simplify right side
    36,089.64x = 688,249,135.16
  5. Step 5: Solve for x
    x = 688,249,135.16/36,089.64
  6. Step 6: Final answer
    x = 19,070.55

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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.