Home / 47,665.08-65,750.47-29,728.96

Finding the Fourth Proportional to 47,665.08, 65,750.47 and 29,728.96

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Solution

The fourth proportional to 47,665.08, 65,750.47 and 29,728.96 is: 41,008.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,665.08 : 65,750.47 = 29,728.96 : x
  2. Step 2: Convert to fraction form
    47,665.08/65,750.47 = 29,728.96/x
  3. Step 3: Cross multiply
    47,665.08x = 65,750.47 × 29,728.96
  4. Step 4: Simplify right side
    47,665.08x = 1,954,692,853.91
  5. Step 5: Solve for x
    x = 1,954,692,853.91/47,665.08
  6. Step 6: Final answer
    x = 41,008.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.