Home / 14,823.28-20,459-9,524.80

Finding the Fourth Proportional to 14,823.28, 20,459 and 9,524.80

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Solution

The fourth proportional to 14,823.28, 20,459 and 9,524.80 is: 13,146.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,823.28 : 20,459 = 9,524.80 : x
  2. Step 2: Convert to fraction form
    14,823.28/20,459 = 9,524.80/x
  3. Step 3: Cross multiply
    14,823.28x = 20,459 × 9,524.80
  4. Step 4: Simplify right side
    14,823.28x = 194,867,883.20
  5. Step 5: Solve for x
    x = 194,867,883.20/14,823.28
  6. Step 6: Final answer
    x = 13,146.07

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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.