Home / 15,213.90-22,823.28-6,448.92

Finding the Fourth Proportional to 15,213.90, 22,823.28 and 6,448.92

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Solution

The fourth proportional to 15,213.90, 22,823.28 and 6,448.92 is: 9,674.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,213.90 : 22,823.28 = 6,448.92 : x
  2. Step 2: Convert to fraction form
    15,213.90/22,823.28 = 6,448.92/x
  3. Step 3: Cross multiply
    15,213.90x = 22,823.28 × 6,448.92
  4. Step 4: Simplify right side
    15,213.90x = 147,185,506.86
  5. Step 5: Solve for x
    x = 147,185,506.86/15,213.90
  6. Step 6: Final answer
    x = 9,674.41

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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.