Home / 17,845.80-24,627.18-9,888.54

Finding the Fourth Proportional to 17,845.80, 24,627.18 and 9,888.54

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Solution

The fourth proportional to 17,845.80, 24,627.18 and 9,888.54 is: 13,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.80 : 24,627.18 = 9,888.54 : x
  2. Step 2: Convert to fraction form
    17,845.80/24,627.18 = 9,888.54/x
  3. Step 3: Cross multiply
    17,845.80x = 24,627.18 × 9,888.54
  4. Step 4: Simplify right side
    17,845.80x = 243,526,854.52
  5. Step 5: Solve for x
    x = 243,526,854.52/17,845.80
  6. Step 6: Final answer
    x = 13,646.17

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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.