Home / 47,363.12-65,360.78-26,142.40

Finding the Fourth Proportional to 47,363.12, 65,360.78 and 26,142.40

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Solution

The fourth proportional to 47,363.12, 65,360.78 and 26,142.40 is: 36,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,363.12 : 65,360.78 = 26,142.40 : x
  2. Step 2: Convert to fraction form
    47,363.12/65,360.78 = 26,142.40/x
  3. Step 3: Cross multiply
    47,363.12x = 65,360.78 × 26,142.40
  4. Step 4: Simplify right side
    47,363.12x = 1,708,687,197.56
  5. Step 5: Solve for x
    x = 1,708,687,197.56/47,363.12
  6. Step 6: Final answer
    x = 36,076.32

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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.