Home / 34,132.08-47,105.72-19,027.20

Finding the Fourth Proportional to 34,132.08, 47,105.72 and 19,027.20

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Solution

The fourth proportional to 34,132.08, 47,105.72 and 19,027.20 is: 26,259.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,132.08 : 47,105.72 = 19,027.20 : x
  2. Step 2: Convert to fraction form
    34,132.08/47,105.72 = 19,027.20/x
  3. Step 3: Cross multiply
    34,132.08x = 47,105.72 × 19,027.20
  4. Step 4: Simplify right side
    34,132.08x = 896,289,955.58
  5. Step 5: Solve for x
    x = 896,289,955.58/34,132.08
  6. Step 6: Final answer
    x = 26,259.46

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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.