Home / 18,316.18-25,276.16-10,359.96

Finding the Fourth Proportional to 18,316.18, 25,276.16 and 10,359.96

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Solution

The fourth proportional to 18,316.18, 25,276.16 and 10,359.96 is: 14,296.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.18 : 25,276.16 = 10,359.96 : x
  2. Step 2: Convert to fraction form
    18,316.18/25,276.16 = 10,359.96/x
  3. Step 3: Cross multiply
    18,316.18x = 25,276.16 × 10,359.96
  4. Step 4: Simplify right side
    18,316.18x = 261,860,006.55
  5. Step 5: Solve for x
    x = 261,860,006.55/18,316.18
  6. Step 6: Final answer
    x = 14,296.65

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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.