Home / 45,271.76-62,472.09-25,128.65

Finding the Fourth Proportional to 45,271.76, 62,472.09 and 25,128.65

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Solution

The fourth proportional to 45,271.76, 62,472.09 and 25,128.65 is: 34,675.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,271.76 : 62,472.09 = 25,128.65 : x
  2. Step 2: Convert to fraction form
    45,271.76/62,472.09 = 25,128.65/x
  3. Step 3: Cross multiply
    45,271.76x = 62,472.09 × 25,128.65
  4. Step 4: Simplify right side
    45,271.76x = 1,569,839,284.38
  5. Step 5: Solve for x
    x = 1,569,839,284.38/45,271.76
  6. Step 6: Final answer
    x = 34,675.91

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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.