Home / 17,798.40-24,551.28-11,085.12

Finding the Fourth Proportional to 17,798.40, 24,551.28 and 11,085.12

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Solution

The fourth proportional to 17,798.40, 24,551.28 and 11,085.12 is: 15,290.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,798.40 : 24,551.28 = 11,085.12 : x
  2. Step 2: Convert to fraction form
    17,798.40/24,551.28 = 11,085.12/x
  3. Step 3: Cross multiply
    17,798.40x = 24,551.28 × 11,085.12
  4. Step 4: Simplify right side
    17,798.40x = 272,153,884.95
  5. Step 5: Solve for x
    x = 272,153,884.95/17,798.40
  6. Step 6: Final answer
    x = 15,290.92

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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.