Home / 16,854.45-23,259.60-9,301.20

Finding the Fourth Proportional to 16,854.45, 23,259.60 and 9,301.20

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Solution

The fourth proportional to 16,854.45, 23,259.60 and 9,301.20 is: 12,835.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.45 : 23,259.60 = 9,301.20 : x
  2. Step 2: Convert to fraction form
    16,854.45/23,259.60 = 9,301.20/x
  3. Step 3: Cross multiply
    16,854.45x = 23,259.60 × 9,301.20
  4. Step 4: Simplify right side
    16,854.45x = 216,342,191.52
  5. Step 5: Solve for x
    x = 216,342,191.52/16,854.45
  6. Step 6: Final answer
    x = 12,835.91

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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.