Home / 47,359.12-65,356.12-26,138.38

Finding the Fourth Proportional to 47,359.12, 65,356.12 and 26,138.38

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Solution

The fourth proportional to 47,359.12, 65,356.12 and 26,138.38 is: 36,071.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.12 : 65,356.12 = 26,138.38 : x
  2. Step 2: Convert to fraction form
    47,359.12/65,356.12 = 26,138.38/x
  3. Step 3: Cross multiply
    47,359.12x = 65,356.12 × 26,138.38
  4. Step 4: Simplify right side
    47,359.12x = 1,708,303,099.89
  5. Step 5: Solve for x
    x = 1,708,303,099.89/47,359.12
  6. Step 6: Final answer
    x = 36,071.26

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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.