Home / 47,360.80-65,353.25-26,138.70

Finding the Fourth Proportional to 47,360.80, 65,353.25 and 26,138.70

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Solution

The fourth proportional to 47,360.80, 65,353.25 and 26,138.70 is: 36,068.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,360.80 : 65,353.25 = 26,138.70 : x
  2. Step 2: Convert to fraction form
    47,360.80/65,353.25 = 26,138.70/x
  3. Step 3: Cross multiply
    47,360.80x = 65,353.25 × 26,138.70
  4. Step 4: Simplify right side
    47,360.80x = 1,708,249,061.12
  5. Step 5: Solve for x
    x = 1,708,249,061.12/47,360.80
  6. Step 6: Final answer
    x = 36,068.84

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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.