Home / 27,613.60-41,389.68-16,535.20

Finding the Fourth Proportional to 27,613.60, 41,389.68 and 16,535.20

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Solution

The fourth proportional to 27,613.60, 41,389.68 and 16,535.20 is: 24,784.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.60 : 41,389.68 = 16,535.20 : x
  2. Step 2: Convert to fraction form
    27,613.60/41,389.68 = 16,535.20/x
  3. Step 3: Cross multiply
    27,613.60x = 41,389.68 × 16,535.20
  4. Step 4: Simplify right side
    27,613.60x = 684,386,636.74
  5. Step 5: Solve for x
    x = 684,386,636.74/27,613.60
  6. Step 6: Final answer
    x = 24,784.40

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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.