Home / 32,722.08-45,151.96-18,572.20

Finding the Fourth Proportional to 32,722.08, 45,151.96 and 18,572.20

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Solution

The fourth proportional to 32,722.08, 45,151.96 and 18,572.20 is: 25,627.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,722.08 : 45,151.96 = 18,572.20 : x
  2. Step 2: Convert to fraction form
    32,722.08/45,151.96 = 18,572.20/x
  3. Step 3: Cross multiply
    32,722.08x = 45,151.96 × 18,572.20
  4. Step 4: Simplify right side
    32,722.08x = 838,571,231.51
  5. Step 5: Solve for x
    x = 838,571,231.51/32,722.08
  6. Step 6: Final answer
    x = 25,627.08

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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.