Home / 23,319.63-32,155.68-15,752.82

Finding the Fourth Proportional to 23,319.63, 32,155.68 and 15,752.82

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Solution

The fourth proportional to 23,319.63, 32,155.68 and 15,752.82 is: 21,721.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.63 : 32,155.68 = 15,752.82 : x
  2. Step 2: Convert to fraction form
    23,319.63/32,155.68 = 15,752.82/x
  3. Step 3: Cross multiply
    23,319.63x = 32,155.68 × 15,752.82
  4. Step 4: Simplify right side
    23,319.63x = 506,542,639.02
  5. Step 5: Solve for x
    x = 506,542,639.02/23,319.63
  6. Step 6: Final answer
    x = 21,721.73

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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.