Home / 47,659.30-65,777.72-26,445.40

Finding the Fourth Proportional to 47,659.30, 65,777.72 and 26,445.40

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Solution

The fourth proportional to 47,659.30, 65,777.72 and 26,445.40 is: 36,499.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,659.30 : 65,777.72 = 26,445.40 : x
  2. Step 2: Convert to fraction form
    47,659.30/65,777.72 = 26,445.40/x
  3. Step 3: Cross multiply
    47,659.30x = 65,777.72 × 26,445.40
  4. Step 4: Simplify right side
    47,659.30x = 1,739,517,819.82
  5. Step 5: Solve for x
    x = 1,739,517,819.82/47,659.30
  6. Step 6: Final answer
    x = 36,499.02

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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.