Home / 25,001.48-34,502.54-13,671.68

Finding the Fourth Proportional to 25,001.48, 34,502.54 and 13,671.68

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Solution

The fourth proportional to 25,001.48, 34,502.54 and 13,671.68 is: 18,867.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,001.48 : 34,502.54 = 13,671.68 : x
  2. Step 2: Convert to fraction form
    25,001.48/34,502.54 = 13,671.68/x
  3. Step 3: Cross multiply
    25,001.48x = 34,502.54 × 13,671.68
  4. Step 4: Simplify right side
    25,001.48x = 471,707,686.07
  5. Step 5: Solve for x
    x = 471,707,686.07/25,001.48
  6. Step 6: Final answer
    x = 18,867.19

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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.