Home / 28,590.68-42,902.76-11,059.58

Finding the Fourth Proportional to 28,590.68, 42,902.76 and 11,059.58

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Solution

The fourth proportional to 28,590.68, 42,902.76 and 11,059.58 is: 16,595.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,590.68 : 42,902.76 = 11,059.58 : x
  2. Step 2: Convert to fraction form
    28,590.68/42,902.76 = 11,059.58/x
  3. Step 3: Cross multiply
    28,590.68x = 42,902.76 × 11,059.58
  4. Step 4: Simplify right side
    28,590.68x = 474,486,506.44
  5. Step 5: Solve for x
    x = 474,486,506.44/28,590.68
  6. Step 6: Final answer
    x = 16,595.85

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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.