Home / 47,849.90-66,031.20-26,628.71

Finding the Fourth Proportional to 47,849.90, 66,031.20 and 26,628.71

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Solution

The fourth proportional to 47,849.90, 66,031.20 and 26,628.71 is: 36,746.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,849.90 : 66,031.20 = 26,628.71 : x
  2. Step 2: Convert to fraction form
    47,849.90/66,031.20 = 26,628.71/x
  3. Step 3: Cross multiply
    47,849.90x = 66,031.20 × 26,628.71
  4. Step 4: Simplify right side
    47,849.90x = 1,758,325,675.75
  5. Step 5: Solve for x
    x = 1,758,325,675.75/47,849.90
  6. Step 6: Final answer
    x = 36,746.69

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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.