Home / 47,948.80-66,169.69-26,439.35

Finding the Fourth Proportional to 47,948.80, 66,169.69 and 26,439.35

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Solution

The fourth proportional to 47,948.80, 66,169.69 and 26,439.35 is: 36,486.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,948.80 : 66,169.69 = 26,439.35 : x
  2. Step 2: Convert to fraction form
    47,948.80/66,169.69 = 26,439.35/x
  3. Step 3: Cross multiply
    47,948.80x = 66,169.69 × 26,439.35
  4. Step 4: Simplify right side
    47,948.80x = 1,749,483,593.30
  5. Step 5: Solve for x
    x = 1,749,483,593.30/47,948.80
  6. Step 6: Final answer
    x = 36,486.49

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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.