Home / 27,148.10-40,702.70-13,306.82

Finding the Fourth Proportional to 27,148.10, 40,702.70 and 13,306.82

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Solution

The fourth proportional to 27,148.10, 40,702.70 and 13,306.82 is: 19,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,148.10 : 40,702.70 = 13,306.82 : x
  2. Step 2: Convert to fraction form
    27,148.10/40,702.70 = 13,306.82/x
  3. Step 3: Cross multiply
    27,148.10x = 40,702.70 × 13,306.82
  4. Step 4: Simplify right side
    27,148.10x = 541,623,332.17
  5. Step 5: Solve for x
    x = 541,623,332.17/27,148.10
  6. Step 6: Final answer
    x = 19,950.69

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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.