Home / 32,428.47-44,750.68-18,281.32

Finding the Fourth Proportional to 32,428.47, 44,750.68 and 18,281.32

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Solution

The fourth proportional to 32,428.47, 44,750.68 and 18,281.32 is: 25,227.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,428.47 : 44,750.68 = 18,281.32 : x
  2. Step 2: Convert to fraction form
    32,428.47/44,750.68 = 18,281.32/x
  3. Step 3: Cross multiply
    32,428.47x = 44,750.68 × 18,281.32
  4. Step 4: Simplify right side
    32,428.47x = 818,101,501.30
  5. Step 5: Solve for x
    x = 818,101,501.30/32,428.47
  6. Step 6: Final answer
    x = 25,227.88

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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.