Home / 44,428.32-66,658.32-18,140.40

Finding the Fourth Proportional to 44,428.32, 66,658.32 and 18,140.40

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Solution

The fourth proportional to 44,428.32, 66,658.32 and 18,140.40 is: 27,217.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,428.32 : 66,658.32 = 18,140.40 : x
  2. Step 2: Convert to fraction form
    44,428.32/66,658.32 = 18,140.40/x
  3. Step 3: Cross multiply
    44,428.32x = 66,658.32 × 18,140.40
  4. Step 4: Simplify right side
    44,428.32x = 1,209,208,588.13
  5. Step 5: Solve for x
    x = 1,209,208,588.13/44,428.32
  6. Step 6: Final answer
    x = 27,217.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.