Home / 45,279.26-62,472.67-28,300.76

Finding the Fourth Proportional to 45,279.26, 62,472.67 and 28,300.76

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Solution

The fourth proportional to 45,279.26, 62,472.67 and 28,300.76 is: 39,047.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,279.26 : 62,472.67 = 28,300.76 : x
  2. Step 2: Convert to fraction form
    45,279.26/62,472.67 = 28,300.76/x
  3. Step 3: Cross multiply
    45,279.26x = 62,472.67 × 28,300.76
  4. Step 4: Simplify right side
    45,279.26x = 1,768,024,040.23
  5. Step 5: Solve for x
    x = 1,768,024,040.23/45,279.26
  6. Step 6: Final answer
    x = 39,047.11

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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.