Home / 28,298.54-42,447.77-7,522.04

Finding the Fourth Proportional to 28,298.54, 42,447.77 and 7,522.04

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Solution

The fourth proportional to 28,298.54, 42,447.77 and 7,522.04 is: 11,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,298.54 : 42,447.77 = 7,522.04 : x
  2. Step 2: Convert to fraction form
    28,298.54/42,447.77 = 7,522.04/x
  3. Step 3: Cross multiply
    28,298.54x = 42,447.77 × 7,522.04
  4. Step 4: Simplify right side
    28,298.54x = 319,293,920.57
  5. Step 5: Solve for x
    x = 319,293,920.57/28,298.54
  6. Step 6: Final answer
    x = 11,283.05

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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.