Home / 32,882.32-45,386.04-20,299.84

Finding the Fourth Proportional to 32,882.32, 45,386.04 and 20,299.84

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Solution

The fourth proportional to 32,882.32, 45,386.04 and 20,299.84 is: 28,018.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,882.32 : 45,386.04 = 20,299.84 : x
  2. Step 2: Convert to fraction form
    32,882.32/45,386.04 = 20,299.84/x
  3. Step 3: Cross multiply
    32,882.32x = 45,386.04 × 20,299.84
  4. Step 4: Simplify right side
    32,882.32x = 921,329,350.23
  5. Step 5: Solve for x
    x = 921,329,350.23/32,882.32
  6. Step 6: Final answer
    x = 28,018.99

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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.