Home / 34,768.72-47,980.92-18,853.04

Finding the Fourth Proportional to 34,768.72, 47,980.92 and 18,853.04

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Solution

The fourth proportional to 34,768.72, 47,980.92 and 18,853.04 is: 26,017.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,768.72 : 47,980.92 = 18,853.04 : x
  2. Step 2: Convert to fraction form
    34,768.72/47,980.92 = 18,853.04/x
  3. Step 3: Cross multiply
    34,768.72x = 47,980.92 × 18,853.04
  4. Step 4: Simplify right side
    34,768.72x = 904,586,204.00
  5. Step 5: Solve for x
    x = 904,586,204.00/34,768.72
  6. Step 6: Final answer
    x = 26,017.24

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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.