Home / 47,442.09-65,473.48-26,220.90

Finding the Fourth Proportional to 47,442.09, 65,473.48 and 26,220.90

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Solution

The fourth proportional to 47,442.09, 65,473.48 and 26,220.90 is: 36,186.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,442.09 : 65,473.48 = 26,220.90 : x
  2. Step 2: Convert to fraction form
    47,442.09/65,473.48 = 26,220.90/x
  3. Step 3: Cross multiply
    47,442.09x = 65,473.48 × 26,220.90
  4. Step 4: Simplify right side
    47,442.09x = 1,716,773,571.73
  5. Step 5: Solve for x
    x = 1,716,773,571.73/47,442.09
  6. Step 6: Final answer
    x = 36,186.72

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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.