Home / 23,535.12-32,478.92-13,465.20

Finding the Fourth Proportional to 23,535.12, 32,478.92 and 13,465.20

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Solution

The fourth proportional to 23,535.12, 32,478.92 and 13,465.20 is: 18,582.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,535.12 : 32,478.92 = 13,465.20 : x
  2. Step 2: Convert to fraction form
    23,535.12/32,478.92 = 13,465.20/x
  3. Step 3: Cross multiply
    23,535.12x = 32,478.92 × 13,465.20
  4. Step 4: Simplify right side
    23,535.12x = 437,335,153.58
  5. Step 5: Solve for x
    x = 437,335,153.58/23,535.12
  6. Step 6: Final answer
    x = 18,582.24

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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.