Home / 10,887.18-16,316.19-9,604.14

Finding the Fourth Proportional to 10,887.18, 16,316.19 and 9,604.14

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Solution

The fourth proportional to 10,887.18, 16,316.19 and 9,604.14 is: 14,393.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887.18 : 16,316.19 = 9,604.14 : x
  2. Step 2: Convert to fraction form
    10,887.18/16,316.19 = 9,604.14/x
  3. Step 3: Cross multiply
    10,887.18x = 16,316.19 × 9,604.14
  4. Step 4: Simplify right side
    10,887.18x = 156,702,973.03
  5. Step 5: Solve for x
    x = 156,702,973.03/10,887.18
  6. Step 6: Final answer
    x = 14,393.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.