Home / 22,071.60-32,967.06-18,960.59

Finding the Fourth Proportional to 22,071.60, 32,967.06 and 18,960.59

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Solution

The fourth proportional to 22,071.60, 32,967.06 and 18,960.59 is: 28,320.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,071.60 : 32,967.06 = 18,960.59 : x
  2. Step 2: Convert to fraction form
    22,071.60/32,967.06 = 18,960.59/x
  3. Step 3: Cross multiply
    22,071.60x = 32,967.06 × 18,960.59
  4. Step 4: Simplify right side
    22,071.60x = 625,074,919.48
  5. Step 5: Solve for x
    x = 625,074,919.48/22,071.60
  6. Step 6: Final answer
    x = 28,320.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.