Home / 47,359.81-65,356.22-26,139.07

Finding the Fourth Proportional to 47,359.81, 65,356.22 and 26,139.07

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Solution

The fourth proportional to 47,359.81, 65,356.22 and 26,139.07 is: 36,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.81 : 65,356.22 = 26,139.07 : x
  2. Step 2: Convert to fraction form
    47,359.81/65,356.22 = 26,139.07/x
  3. Step 3: Cross multiply
    47,359.81x = 65,356.22 × 26,139.07
  4. Step 4: Simplify right side
    47,359.81x = 1,708,350,809.53
  5. Step 5: Solve for x
    x = 1,708,350,809.53/47,359.81
  6. Step 6: Final answer
    x = 36,071.74

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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.