Home / 34,077.76-47,034.30-19,934.08

Finding the Fourth Proportional to 34,077.76, 47,034.30 and 19,934.08

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Solution

The fourth proportional to 34,077.76, 47,034.30 and 19,934.08 is: 27,513.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,077.76 : 47,034.30 = 19,934.08 : x
  2. Step 2: Convert to fraction form
    34,077.76/47,034.30 = 19,934.08/x
  3. Step 3: Cross multiply
    34,077.76x = 47,034.30 × 19,934.08
  4. Step 4: Simplify right side
    34,077.76x = 937,585,498.94
  5. Step 5: Solve for x
    x = 937,585,498.94/34,077.76
  6. Step 6: Final answer
    x = 27,513.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.