Home / 47,428.13-65,448.25-26,206.03

Finding the Fourth Proportional to 47,428.13, 65,448.25 and 26,206.03

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Solution

The fourth proportional to 47,428.13, 65,448.25 and 26,206.03 is: 36,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,428.13 : 65,448.25 = 26,206.03 : x
  2. Step 2: Convert to fraction form
    47,428.13/65,448.25 = 26,206.03/x
  3. Step 3: Cross multiply
    47,428.13x = 65,448.25 × 26,206.03
  4. Step 4: Simplify right side
    47,428.13x = 1,715,138,966.65
  5. Step 5: Solve for x
    x = 1,715,138,966.65/47,428.13
  6. Step 6: Final answer
    x = 36,162.90

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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.