Home / 19,146.18-26,414.22-14,122.47

Finding the Fourth Proportional to 19,146.18, 26,414.22 and 14,122.47

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Solution

The fourth proportional to 19,146.18, 26,414.22 and 14,122.47 is: 19,483.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,146.18 : 26,414.22 = 14,122.47 : x
  2. Step 2: Convert to fraction form
    19,146.18/26,414.22 = 14,122.47/x
  3. Step 3: Cross multiply
    19,146.18x = 26,414.22 × 14,122.47
  4. Step 4: Simplify right side
    19,146.18x = 373,034,029.52
  5. Step 5: Solve for x
    x = 373,034,029.52/19,146.18
  6. Step 6: Final answer
    x = 19,483.47

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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.