Home / 38,746.64-58,112.30-10,659.48

Finding the Fourth Proportional to 38,746.64, 58,112.30 and 10,659.48

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Solution

The fourth proportional to 38,746.64, 58,112.30 and 10,659.48 is: 15,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,746.64 : 58,112.30 = 10,659.48 : x
  2. Step 2: Convert to fraction form
    38,746.64/58,112.30 = 10,659.48/x
  3. Step 3: Cross multiply
    38,746.64x = 58,112.30 × 10,659.48
  4. Step 4: Simplify right side
    38,746.64x = 619,446,899.60
  5. Step 5: Solve for x
    x = 619,446,899.60/38,746.64
  6. Step 6: Final answer
    x = 15,987.11

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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.