Home / 34,805.42-48,031.08-18,889.88

Finding the Fourth Proportional to 34,805.42, 48,031.08 and 18,889.88

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Solution

The fourth proportional to 34,805.42, 48,031.08 and 18,889.88 is: 26,067.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,805.42 : 48,031.08 = 18,889.88 : x
  2. Step 2: Convert to fraction form
    34,805.42/48,031.08 = 18,889.88/x
  3. Step 3: Cross multiply
    34,805.42x = 48,031.08 × 18,889.88
  4. Step 4: Simplify right side
    34,805.42x = 907,301,337.47
  5. Step 5: Solve for x
    x = 907,301,337.47/34,805.42
  6. Step 6: Final answer
    x = 26,067.82

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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.