Home / 32,965.68-45,492.40-18,818.49

Finding the Fourth Proportional to 32,965.68, 45,492.40 and 18,818.49

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Solution

The fourth proportional to 32,965.68, 45,492.40 and 18,818.49 is: 25,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,965.68 : 45,492.40 = 18,818.49 : x
  2. Step 2: Convert to fraction form
    32,965.68/45,492.40 = 18,818.49/x
  3. Step 3: Cross multiply
    32,965.68x = 45,492.40 × 18,818.49
  4. Step 4: Simplify right side
    32,965.68x = 856,098,274.48
  5. Step 5: Solve for x
    x = 856,098,274.48/32,965.68
  6. Step 6: Final answer
    x = 25,969.38

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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.