Home / 15,823.40-23,718.90-9,246.20

Finding the Fourth Proportional to 15,823.40, 23,718.90 and 9,246.20

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Solution

The fourth proportional to 15,823.40, 23,718.90 and 9,246.20 is: 13,859.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,823.40 : 23,718.90 = 9,246.20 : x
  2. Step 2: Convert to fraction form
    15,823.40/23,718.90 = 9,246.20/x
  3. Step 3: Cross multiply
    15,823.40x = 23,718.90 × 9,246.20
  4. Step 4: Simplify right side
    15,823.40x = 219,309,693.18
  5. Step 5: Solve for x
    x = 219,309,693.18/15,823.40
  6. Step 6: Final answer
    x = 13,859.83

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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.