Home / 23,332.90-32,199.72-12,722.68

Finding the Fourth Proportional to 23,332.90, 32,199.72 and 12,722.68

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Solution

The fourth proportional to 23,332.90, 32,199.72 and 12,722.68 is: 17,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,332.90 : 32,199.72 = 12,722.68 : x
  2. Step 2: Convert to fraction form
    23,332.90/32,199.72 = 12,722.68/x
  3. Step 3: Cross multiply
    23,332.90x = 32,199.72 × 12,722.68
  4. Step 4: Simplify right side
    23,332.90x = 409,666,733.65
  5. Step 5: Solve for x
    x = 409,666,733.65/23,332.90
  6. Step 6: Final answer
    x = 17,557.47

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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.