Home / 47,350.87-65,342.15-25,840.07

Finding the Fourth Proportional to 47,350.87, 65,342.15 and 25,840.07

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Solution

The fourth proportional to 47,350.87, 65,342.15 and 25,840.07 is: 35,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,350.87 : 65,342.15 = 25,840.07 : x
  2. Step 2: Convert to fraction form
    47,350.87/65,342.15 = 25,840.07/x
  3. Step 3: Cross multiply
    47,350.87x = 65,342.15 × 25,840.07
  4. Step 4: Simplify right side
    47,350.87x = 1,688,445,729.95
  5. Step 5: Solve for x
    x = 1,688,445,729.95/47,350.87
  6. Step 6: Final answer
    x = 35,658.18

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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.