Home / 28,595.63-42,909.56-22,338.09

Finding the Fourth Proportional to 28,595.63, 42,909.56 and 22,338.09

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Solution

The fourth proportional to 28,595.63, 42,909.56 and 22,338.09 is: 33,519.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,595.63 : 42,909.56 = 22,338.09 : x
  2. Step 2: Convert to fraction form
    28,595.63/42,909.56 = 22,338.09/x
  3. Step 3: Cross multiply
    28,595.63x = 42,909.56 × 22,338.09
  4. Step 4: Simplify right side
    28,595.63x = 958,517,613.14
  5. Step 5: Solve for x
    x = 958,517,613.14/28,595.63
  6. Step 6: Final answer
    x = 33,519.72

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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.