Home / 27,151.10-40,732.80-9,620.93

Finding the Fourth Proportional to 27,151.10, 40,732.80 and 9,620.93

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Solution

The fourth proportional to 27,151.10, 40,732.80 and 9,620.93 is: 14,433.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,151.10 : 40,732.80 = 9,620.93 : x
  2. Step 2: Convert to fraction form
    27,151.10/40,732.80 = 9,620.93/x
  3. Step 3: Cross multiply
    27,151.10x = 40,732.80 × 9,620.93
  4. Step 4: Simplify right side
    27,151.10x = 391,887,417.50
  5. Step 5: Solve for x
    x = 391,887,417.50/27,151.10
  6. Step 6: Final answer
    x = 14,433.57

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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.