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Finding the Fourth Proportional to 38,615, 53,332.44 and 26,017.88

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Solution

The fourth proportional to 38,615, 53,332.44 and 26,017.88 is: 35,934.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,615 : 53,332.44 = 26,017.88 : x
  2. Step 2: Convert to fraction form
    38,615/53,332.44 = 26,017.88/x
  3. Step 3: Cross multiply
    38,615x = 53,332.44 × 26,017.88
  4. Step 4: Simplify right side
    38,615x = 1,387,597,024.03
  5. Step 5: Solve for x
    x = 1,387,597,024.03/38,615
  6. Step 6: Final answer
    x = 35,934.15

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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.