Home / 18,264.68-25,205.28-10,307.64

Finding the Fourth Proportional to 18,264.68, 25,205.28 and 10,307.64

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Solution

The fourth proportional to 18,264.68, 25,205.28 and 10,307.64 is: 14,224.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.68 : 25,205.28 = 10,307.64 : x
  2. Step 2: Convert to fraction form
    18,264.68/25,205.28 = 10,307.64/x
  3. Step 3: Cross multiply
    18,264.68x = 25,205.28 × 10,307.64
  4. Step 4: Simplify right side
    18,264.68x = 259,806,952.34
  5. Step 5: Solve for x
    x = 259,806,952.34/18,264.68
  6. Step 6: Final answer
    x = 14,224.56

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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.