Home / 26,726.58-36,913.14-18,214.02

Finding the Fourth Proportional to 26,726.58, 36,913.14 and 18,214.02

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Solution

The fourth proportional to 26,726.58, 36,913.14 and 18,214.02 is: 25,156.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,726.58 : 36,913.14 = 18,214.02 : x
  2. Step 2: Convert to fraction form
    26,726.58/36,913.14 = 18,214.02/x
  3. Step 3: Cross multiply
    26,726.58x = 36,913.14 × 18,214.02
  4. Step 4: Simplify right side
    26,726.58x = 672,336,670.22
  5. Step 5: Solve for x
    x = 672,336,670.22/26,726.58
  6. Step 6: Final answer
    x = 25,156.11

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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.