Home / 47,731.24-65,871.12-26,512.48

Finding the Fourth Proportional to 47,731.24, 65,871.12 and 26,512.48

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Solution

The fourth proportional to 47,731.24, 65,871.12 and 26,512.48 is: 36,588.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,731.24 : 65,871.12 = 26,512.48 : x
  2. Step 2: Convert to fraction form
    47,731.24/65,871.12 = 26,512.48/x
  3. Step 3: Cross multiply
    47,731.24x = 65,871.12 × 26,512.48
  4. Step 4: Simplify right side
    47,731.24x = 1,746,406,751.58
  5. Step 5: Solve for x
    x = 1,746,406,751.58/47,731.24
  6. Step 6: Final answer
    x = 36,588.34

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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.