Home / 18,293.02-25,244.45-9,909.52

Finding the Fourth Proportional to 18,293.02, 25,244.45 and 9,909.52

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Solution

The fourth proportional to 18,293.02, 25,244.45 and 9,909.52 is: 13,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,293.02 : 25,244.45 = 9,909.52 : x
  2. Step 2: Convert to fraction form
    18,293.02/25,244.45 = 9,909.52/x
  3. Step 3: Cross multiply
    18,293.02x = 25,244.45 × 9,909.52
  4. Step 4: Simplify right side
    18,293.02x = 250,160,382.16
  5. Step 5: Solve for x
    x = 250,160,382.16/18,293.02
  6. Step 6: Final answer
    x = 13,675.18

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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.