Home / 47,601.90-65,690.60-26,381.12

Finding the Fourth Proportional to 47,601.90, 65,690.60 and 26,381.12

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Solution

The fourth proportional to 47,601.90, 65,690.60 and 26,381.12 is: 36,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,601.90 : 65,690.60 = 26,381.12 : x
  2. Step 2: Convert to fraction form
    47,601.90/65,690.60 = 26,381.12/x
  3. Step 3: Cross multiply
    47,601.90x = 65,690.60 × 26,381.12
  4. Step 4: Simplify right side
    47,601.90x = 1,732,991,141.11
  5. Step 5: Solve for x
    x = 1,732,991,141.11/47,601.90
  6. Step 6: Final answer
    x = 36,405.92

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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.