Home / 47,800.77-65,965.14-26,579.85

Finding the Fourth Proportional to 47,800.77, 65,965.14 and 26,579.85

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Solution

The fourth proportional to 47,800.77, 65,965.14 and 26,579.85 is: 36,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,800.77 : 65,965.14 = 26,579.85 : x
  2. Step 2: Convert to fraction form
    47,800.77/65,965.14 = 26,579.85/x
  3. Step 3: Cross multiply
    47,800.77x = 65,965.14 × 26,579.85
  4. Step 4: Simplify right side
    47,800.77x = 1,753,343,526.43
  5. Step 5: Solve for x
    x = 1,753,343,526.43/47,800.77
  6. Step 6: Final answer
    x = 36,680.24

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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.