Home / 28,358.42-39,134.59-17,599.28

Finding the Fourth Proportional to 28,358.42, 39,134.59 and 17,599.28

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Solution

The fourth proportional to 28,358.42, 39,134.59 and 17,599.28 is: 24,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,358.42 : 39,134.59 = 17,599.28 : x
  2. Step 2: Convert to fraction form
    28,358.42/39,134.59 = 17,599.28/x
  3. Step 3: Cross multiply
    28,358.42x = 39,134.59 × 17,599.28
  4. Step 4: Simplify right side
    28,358.42x = 688,740,367.42
  5. Step 5: Solve for x
    x = 688,740,367.42/28,358.42
  6. Step 6: Final answer
    x = 24,286.98

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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.