Home / 30,687.32-45,806.94-26,332.76

Finding the Fourth Proportional to 30,687.32, 45,806.94 and 26,332.76

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Solution

The fourth proportional to 30,687.32, 45,806.94 and 26,332.76 is: 39,306.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,687.32 : 45,806.94 = 26,332.76 : x
  2. Step 2: Convert to fraction form
    30,687.32/45,806.94 = 26,332.76/x
  3. Step 3: Cross multiply
    30,687.32x = 45,806.94 × 26,332.76
  4. Step 4: Simplify right side
    30,687.32x = 1,206,223,027.07
  5. Step 5: Solve for x
    x = 1,206,223,027.07/30,687.32
  6. Step 6: Final answer
    x = 39,306.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.