Home / 38,746.75-58,112.46-10,659.61

Finding the Fourth Proportional to 38,746.75, 58,112.46 and 10,659.61

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Solution

The fourth proportional to 38,746.75, 58,112.46 and 10,659.61 is: 15,987.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,746.75 : 58,112.46 = 10,659.61 : x
  2. Step 2: Convert to fraction form
    38,746.75/58,112.46 = 10,659.61/x
  3. Step 3: Cross multiply
    38,746.75x = 58,112.46 × 10,659.61
  4. Step 4: Simplify right side
    38,746.75x = 619,456,159.74
  5. Step 5: Solve for x
    x = 619,456,159.74/38,746.75
  6. Step 6: Final answer
    x = 15,987.31

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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.