Home / 47,977.40-66,209.10-26,758.03

Finding the Fourth Proportional to 47,977.40, 66,209.10 and 26,758.03

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Solution

The fourth proportional to 47,977.40, 66,209.10 and 26,758.03 is: 36,926.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,977.40 : 66,209.10 = 26,758.03 : x
  2. Step 2: Convert to fraction form
    47,977.40/66,209.10 = 26,758.03/x
  3. Step 3: Cross multiply
    47,977.40x = 66,209.10 × 26,758.03
  4. Step 4: Simplify right side
    47,977.40x = 1,771,624,753.03
  5. Step 5: Solve for x
    x = 1,771,624,753.03/47,977.40
  6. Step 6: Final answer
    x = 36,926.24

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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.