Home / 47,138.04-65,049.12-26,722.00

Finding the Fourth Proportional to 47,138.04, 65,049.12 and 26,722.00

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Solution

The fourth proportional to 47,138.04, 65,049.12 and 26,722.00 is: 36,875.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,138.04 : 65,049.12 = 26,722.00 : x
  2. Step 2: Convert to fraction form
    47,138.04/65,049.12 = 26,722.00/x
  3. Step 3: Cross multiply
    47,138.04x = 65,049.12 × 26,722.00
  4. Step 4: Simplify right side
    47,138.04x = 1,738,242,359.60
  5. Step 5: Solve for x
    x = 1,738,242,359.60/47,138.04
  6. Step 6: Final answer
    x = 36,875.58

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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.