Home / 38,695.46-58,000.73-19,976.90

Finding the Fourth Proportional to 38,695.46, 58,000.73 and 19,976.90

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Solution

The fourth proportional to 38,695.46, 58,000.73 and 19,976.90 is: 29,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,695.46 : 58,000.73 = 19,976.90 : x
  2. Step 2: Convert to fraction form
    38,695.46/58,000.73 = 19,976.90/x
  3. Step 3: Cross multiply
    38,695.46x = 58,000.73 × 19,976.90
  4. Step 4: Simplify right side
    38,695.46x = 1,158,674,393.25
  5. Step 5: Solve for x
    x = 1,158,674,393.25/38,695.46
  6. Step 6: Final answer
    x = 29,943.42

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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.