Home / 22,580.78-31,176.69-14,095.82

Finding the Fourth Proportional to 22,580.78, 31,176.69 and 14,095.82

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Solution

The fourth proportional to 22,580.78, 31,176.69 and 14,095.82 is: 19,461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,580.78 : 31,176.69 = 14,095.82 : x
  2. Step 2: Convert to fraction form
    22,580.78/31,176.69 = 14,095.82/x
  3. Step 3: Cross multiply
    22,580.78x = 31,176.69 × 14,095.82
  4. Step 4: Simplify right side
    22,580.78x = 439,461,010.44
  5. Step 5: Solve for x
    x = 439,461,010.44/22,580.78
  6. Step 6: Final answer
    x = 19,461.73

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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.