Home / 38,711.51-58,073.03-13,749.46

Finding the Fourth Proportional to 38,711.51, 58,073.03 and 13,749.46

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Solution

The fourth proportional to 38,711.51, 58,073.03 and 13,749.46 is: 20,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,711.51 : 58,073.03 = 13,749.46 : x
  2. Step 2: Convert to fraction form
    38,711.51/58,073.03 = 13,749.46/x
  3. Step 3: Cross multiply
    38,711.51x = 58,073.03 × 13,749.46
  4. Step 4: Simplify right side
    38,711.51x = 798,472,443.95
  5. Step 5: Solve for x
    x = 798,472,443.95/38,711.51
  6. Step 6: Final answer
    x = 20,626.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.