Home / 16,820.29-25,206.65-9,327.16

Finding the Fourth Proportional to 16,820.29, 25,206.65 and 9,327.16

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Solution

The fourth proportional to 16,820.29, 25,206.65 and 9,327.16 is: 13,977.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820.29 : 25,206.65 = 9,327.16 : x
  2. Step 2: Convert to fraction form
    16,820.29/25,206.65 = 9,327.16/x
  3. Step 3: Cross multiply
    16,820.29x = 25,206.65 × 9,327.16
  4. Step 4: Simplify right side
    16,820.29x = 235,106,432.80
  5. Step 5: Solve for x
    x = 235,106,432.80/16,820.29
  6. Step 6: Final answer
    x = 13,977.55

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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.