Home / 45,717.76-63,085.12-25,575.68

Finding the Fourth Proportional to 45,717.76, 63,085.12 and 25,575.68

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Solution

The fourth proportional to 45,717.76, 63,085.12 and 25,575.68 is: 35,291.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,717.76 : 63,085.12 = 25,575.68 : x
  2. Step 2: Convert to fraction form
    45,717.76/63,085.12 = 25,575.68/x
  3. Step 3: Cross multiply
    45,717.76x = 63,085.12 × 25,575.68
  4. Step 4: Simplify right side
    45,717.76x = 1,613,444,841.88
  5. Step 5: Solve for x
    x = 1,613,444,841.88/45,717.76
  6. Step 6: Final answer
    x = 35,291.42

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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.