Home / 28,756.04-39,685.14-17,426.52

Finding the Fourth Proportional to 28,756.04, 39,685.14 and 17,426.52

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Solution

The fourth proportional to 28,756.04, 39,685.14 and 17,426.52 is: 24,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,756.04 : 39,685.14 = 17,426.52 : x
  2. Step 2: Convert to fraction form
    28,756.04/39,685.14 = 17,426.52/x
  3. Step 3: Cross multiply
    28,756.04x = 39,685.14 × 17,426.52
  4. Step 4: Simplify right side
    28,756.04x = 691,573,885.91
  5. Step 5: Solve for x
    x = 691,573,885.91/28,756.04
  6. Step 6: Final answer
    x = 24,049.70

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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.