Home / 28,293.03-42,434.99-9,572.72

Finding the Fourth Proportional to 28,293.03, 42,434.99 and 9,572.72

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Solution

The fourth proportional to 28,293.03, 42,434.99 and 9,572.72 is: 14,357.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,293.03 : 42,434.99 = 9,572.72 : x
  2. Step 2: Convert to fraction form
    28,293.03/42,434.99 = 9,572.72/x
  3. Step 3: Cross multiply
    28,293.03x = 42,434.99 × 9,572.72
  4. Step 4: Simplify right side
    28,293.03x = 406,218,053.33
  5. Step 5: Solve for x
    x = 406,218,053.33/28,293.03
  6. Step 6: Final answer
    x = 14,357.53

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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.