Home / 34,162.08-47,143.68-20,027.04

Finding the Fourth Proportional to 34,162.08, 47,143.68 and 20,027.04

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Solution

The fourth proportional to 34,162.08, 47,143.68 and 20,027.04 is: 27,637.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,162.08 : 47,143.68 = 20,027.04 : x
  2. Step 2: Convert to fraction form
    34,162.08/47,143.68 = 20,027.04/x
  3. Step 3: Cross multiply
    34,162.08x = 47,143.68 × 20,027.04
  4. Step 4: Simplify right side
    34,162.08x = 944,148,365.11
  5. Step 5: Solve for x
    x = 944,148,365.11/34,162.08
  6. Step 6: Final answer
    x = 27,637.32

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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.