Home / 22,911.59-31,608.97-14,292.76

Finding the Fourth Proportional to 22,911.59, 31,608.97 and 14,292.76

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Solution

The fourth proportional to 22,911.59, 31,608.97 and 14,292.76 is: 19,718.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,911.59 : 31,608.97 = 14,292.76 : x
  2. Step 2: Convert to fraction form
    22,911.59/31,608.97 = 14,292.76/x
  3. Step 3: Cross multiply
    22,911.59x = 31,608.97 × 14,292.76
  4. Step 4: Simplify right side
    22,911.59x = 451,779,274.83
  5. Step 5: Solve for x
    x = 451,779,274.83/22,911.59
  6. Step 6: Final answer
    x = 19,718.37

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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.