Home / 29,081.60-40,122.08-16,499.04

Finding the Fourth Proportional to 29,081.60, 40,122.08 and 16,499.04

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Solution

The fourth proportional to 29,081.60, 40,122.08 and 16,499.04 is: 22,762.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,081.60 : 40,122.08 = 16,499.04 : x
  2. Step 2: Convert to fraction form
    29,081.60/40,122.08 = 16,499.04/x
  3. Step 3: Cross multiply
    29,081.60x = 40,122.08 × 16,499.04
  4. Step 4: Simplify right side
    29,081.60x = 661,975,802.80
  5. Step 5: Solve for x
    x = 661,975,802.80/29,081.60
  6. Step 6: Final answer
    x = 22,762.70

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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.