Home / 18,294.64-25,247.09-10,336.68

Finding the Fourth Proportional to 18,294.64, 25,247.09 and 10,336.68

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Solution

The fourth proportional to 18,294.64, 25,247.09 and 10,336.68 is: 14,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.64 : 25,247.09 = 10,336.68 : x
  2. Step 2: Convert to fraction form
    18,294.64/25,247.09 = 10,336.68/x
  3. Step 3: Cross multiply
    18,294.64x = 25,247.09 × 10,336.68
  4. Step 4: Simplify right side
    18,294.64x = 260,971,116.10
  5. Step 5: Solve for x
    x = 260,971,116.10/18,294.64
  6. Step 6: Final answer
    x = 14,264.90

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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.