Home / 32,722.50-45,157.14-18,577.56

Finding the Fourth Proportional to 32,722.50, 45,157.14 and 18,577.56

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Solution

The fourth proportional to 32,722.50, 45,157.14 and 18,577.56 is: 25,637.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,722.50 : 45,157.14 = 18,577.56 : x
  2. Step 2: Convert to fraction form
    32,722.50/45,157.14 = 18,577.56/x
  3. Step 3: Cross multiply
    32,722.50x = 45,157.14 × 18,577.56
  4. Step 4: Simplify right side
    32,722.50x = 838,909,477.78
  5. Step 5: Solve for x
    x = 838,909,477.78/32,722.50
  6. Step 6: Final answer
    x = 25,637.08

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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.