Home / 71,434.14-107,075.68-26,426.58

Finding the Fourth Proportional to 71,434.14, 107,075.68 and 26,426.58

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Solution

The fourth proportional to 71,434.14, 107,075.68 and 26,426.58 is: 39,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,434.14 : 107,075.68 = 26,426.58 : x
  2. Step 2: Convert to fraction form
    71,434.14/107,075.68 = 26,426.58/x
  3. Step 3: Cross multiply
    71,434.14x = 107,075.68 × 26,426.58
  4. Step 4: Simplify right side
    71,434.14x = 2,829,644,023.57
  5. Step 5: Solve for x
    x = 2,829,644,023.57/71,434.14
  6. Step 6: Final answer
    x = 39,611.93

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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.