Home / 32,823.04-45,299.28-18,678.64

Finding the Fourth Proportional to 32,823.04, 45,299.28 and 18,678.64

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Solution

The fourth proportional to 32,823.04, 45,299.28 and 18,678.64 is: 25,778.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,823.04 : 45,299.28 = 18,678.64 : x
  2. Step 2: Convert to fraction form
    32,823.04/45,299.28 = 18,678.64/x
  3. Step 3: Cross multiply
    32,823.04x = 45,299.28 × 18,678.64
  4. Step 4: Simplify right side
    32,823.04x = 846,128,943.38
  5. Step 5: Solve for x
    x = 846,128,943.38/32,823.04
  6. Step 6: Final answer
    x = 25,778.51

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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.