Home / 34,115.56-47,078.91-19,009.30

Finding the Fourth Proportional to 34,115.56, 47,078.91 and 19,009.30

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Solution

The fourth proportional to 34,115.56, 47,078.91 and 19,009.30 is: 26,232.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,115.56 : 47,078.91 = 19,009.30 : x
  2. Step 2: Convert to fraction form
    34,115.56/47,078.91 = 19,009.30/x
  3. Step 3: Cross multiply
    34,115.56x = 47,078.91 × 19,009.30
  4. Step 4: Simplify right side
    34,115.56x = 894,937,123.86
  5. Step 5: Solve for x
    x = 894,937,123.86/34,115.56
  6. Step 6: Final answer
    x = 26,232.52

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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.