Home / 18,307.74-25,265.07-10,349.49

Finding the Fourth Proportional to 18,307.74, 25,265.07 and 10,349.49

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Solution

The fourth proportional to 18,307.74, 25,265.07 and 10,349.49 is: 14,282.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307.74 : 25,265.07 = 10,349.49 : x
  2. Step 2: Convert to fraction form
    18,307.74/25,265.07 = 10,349.49/x
  3. Step 3: Cross multiply
    18,307.74x = 25,265.07 × 10,349.49
  4. Step 4: Simplify right side
    18,307.74x = 261,480,589.31
  5. Step 5: Solve for x
    x = 261,480,589.31/18,307.74
  6. Step 6: Final answer
    x = 14,282.52

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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.