Home / 31,535.80-47,229.18-26,513.80

Finding the Fourth Proportional to 31,535.80, 47,229.18 and 26,513.80

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Solution

The fourth proportional to 31,535.80, 47,229.18 and 26,513.80 is: 39,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,535.80 : 47,229.18 = 26,513.80 : x
  2. Step 2: Convert to fraction form
    31,535.80/47,229.18 = 26,513.80/x
  3. Step 3: Cross multiply
    31,535.80x = 47,229.18 × 26,513.80
  4. Step 4: Simplify right side
    31,535.80x = 1,252,225,032.68
  5. Step 5: Solve for x
    x = 1,252,225,032.68/31,535.80
  6. Step 6: Final answer
    x = 39,708.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.