Home / 45,719.47-63,091.40-25,575.91

Finding the Fourth Proportional to 45,719.47, 63,091.40 and 25,575.91

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Solution

The fourth proportional to 45,719.47, 63,091.40 and 25,575.91 is: 35,293.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,719.47 : 63,091.40 = 25,575.91 : x
  2. Step 2: Convert to fraction form
    45,719.47/63,091.40 = 25,575.91/x
  3. Step 3: Cross multiply
    45,719.47x = 63,091.40 × 25,575.91
  4. Step 4: Simplify right side
    45,719.47x = 1,613,620,085.41
  5. Step 5: Solve for x
    x = 1,613,620,085.41/45,719.47
  6. Step 6: Final answer
    x = 35,293.94

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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.