Home / 36,073.17-54,070.74-12,358.80

Finding the Fourth Proportional to 36,073.17, 54,070.74 and 12,358.80

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Solution

The fourth proportional to 36,073.17, 54,070.74 and 12,358.80 is: 18,524.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,073.17 : 54,070.74 = 12,358.80 : x
  2. Step 2: Convert to fraction form
    36,073.17/54,070.74 = 12,358.80/x
  3. Step 3: Cross multiply
    36,073.17x = 54,070.74 × 12,358.80
  4. Step 4: Simplify right side
    36,073.17x = 668,249,461.51
  5. Step 5: Solve for x
    x = 668,249,461.51/36,073.17
  6. Step 6: Final answer
    x = 18,524.83

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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.