Home / 47,660.90-65,774.19-26,440.19

Finding the Fourth Proportional to 47,660.90, 65,774.19 and 26,440.19

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Solution

The fourth proportional to 47,660.90, 65,774.19 and 26,440.19 is: 36,488.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,660.90 : 65,774.19 = 26,440.19 : x
  2. Step 2: Convert to fraction form
    47,660.90/65,774.19 = 26,440.19/x
  3. Step 3: Cross multiply
    47,660.90x = 65,774.19 × 26,440.19
  4. Step 4: Simplify right side
    47,660.90x = 1,739,082,080.70
  5. Step 5: Solve for x
    x = 1,739,082,080.70/47,660.90
  6. Step 6: Final answer
    x = 36,488.65

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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.