Home / 32,809.28-45,277.80-18,663.44

Finding the Fourth Proportional to 32,809.28, 45,277.80 and 18,663.44

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Solution

The fourth proportional to 32,809.28, 45,277.80 and 18,663.44 is: 25,756.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,809.28 : 45,277.80 = 18,663.44 : x
  2. Step 2: Convert to fraction form
    32,809.28/45,277.80 = 18,663.44/x
  3. Step 3: Cross multiply
    32,809.28x = 45,277.80 × 18,663.44
  4. Step 4: Simplify right side
    32,809.28x = 845,039,503.63
  5. Step 5: Solve for x
    x = 845,039,503.63/32,809.28
  6. Step 6: Final answer
    x = 25,756.11

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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.