Home / 12,314.89-16,952.65-9,325.99

Finding the Fourth Proportional to 12,314.89, 16,952.65 and 9,325.99

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Solution

The fourth proportional to 12,314.89, 16,952.65 and 9,325.99 is: 12,838.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,314.89 : 16,952.65 = 9,325.99 : x
  2. Step 2: Convert to fraction form
    12,314.89/16,952.65 = 9,325.99/x
  3. Step 3: Cross multiply
    12,314.89x = 16,952.65 × 9,325.99
  4. Step 4: Simplify right side
    12,314.89x = 158,100,244.37
  5. Step 5: Solve for x
    x = 158,100,244.37/12,314.89
  6. Step 6: Final answer
    x = 12,838.14

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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.