Home / 47,342.12-65,331.98-26,121.20

Finding the Fourth Proportional to 47,342.12, 65,331.98 and 26,121.20

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Solution

The fourth proportional to 47,342.12, 65,331.98 and 26,121.20 is: 36,047.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,342.12 : 65,331.98 = 26,121.20 : x
  2. Step 2: Convert to fraction form
    47,342.12/65,331.98 = 26,121.20/x
  3. Step 3: Cross multiply
    47,342.12x = 65,331.98 × 26,121.20
  4. Step 4: Simplify right side
    47,342.12x = 1,706,549,715.98
  5. Step 5: Solve for x
    x = 1,706,549,715.98/47,342.12
  6. Step 6: Final answer
    x = 36,047.18

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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.