Home / 38,707.20-58,060.80-29,948.40

Finding the Fourth Proportional to 38,707.20, 58,060.80 and 29,948.40

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Solution

The fourth proportional to 38,707.20, 58,060.80 and 29,948.40 is: 44,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,707.20 : 58,060.80 = 29,948.40 : x
  2. Step 2: Convert to fraction form
    38,707.20/58,060.80 = 29,948.40/x
  3. Step 3: Cross multiply
    38,707.20x = 58,060.80 × 29,948.40
  4. Step 4: Simplify right side
    38,707.20x = 1,738,828,062.72
  5. Step 5: Solve for x
    x = 1,738,828,062.72/38,707.20
  6. Step 6: Final answer
    x = 44,922.60

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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.