Home / 18,330.29-25,307.27-12,597.62

Finding the Fourth Proportional to 18,330.29, 25,307.27 and 12,597.62

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Solution

The fourth proportional to 18,330.29, 25,307.27 and 12,597.62 is: 17,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.29 : 25,307.27 = 12,597.62 : x
  2. Step 2: Convert to fraction form
    18,330.29/25,307.27 = 12,597.62/x
  3. Step 3: Cross multiply
    18,330.29x = 25,307.27 × 12,597.62
  4. Step 4: Simplify right side
    18,330.29x = 318,811,307.71
  5. Step 5: Solve for x
    x = 318,811,307.71/18,330.29
  6. Step 6: Final answer
    x = 17,392.59

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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.