Home / 47,382.05-65,386.80-26,160.86

Finding the Fourth Proportional to 47,382.05, 65,386.80 and 26,160.86

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Solution

The fourth proportional to 47,382.05, 65,386.80 and 26,160.86 is: 36,101.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,382.05 : 65,386.80 = 26,160.86 : x
  2. Step 2: Convert to fraction form
    47,382.05/65,386.80 = 26,160.86/x
  3. Step 3: Cross multiply
    47,382.05x = 65,386.80 × 26,160.86
  4. Step 4: Simplify right side
    47,382.05x = 1,710,574,593.71
  5. Step 5: Solve for x
    x = 1,710,574,593.71/47,382.05
  6. Step 6: Final answer
    x = 36,101.75

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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.