Home / 18,293.07-25,244.37-9,909.57

Finding the Fourth Proportional to 18,293.07, 25,244.37 and 9,909.57

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Solution

The fourth proportional to 18,293.07, 25,244.37 and 9,909.57 is: 13,675.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,293.07 : 25,244.37 = 9,909.57 : x
  2. Step 2: Convert to fraction form
    18,293.07/25,244.37 = 9,909.57/x
  3. Step 3: Cross multiply
    18,293.07x = 25,244.37 × 9,909.57
  4. Step 4: Simplify right side
    18,293.07x = 250,160,851.62
  5. Step 5: Solve for x
    x = 250,160,851.62/18,293.07
  6. Step 6: Final answer
    x = 13,675.17

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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.