Home / 22,624.02-31,220.38-13,669.94

Finding the Fourth Proportional to 22,624.02, 31,220.38 and 13,669.94

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Solution

The fourth proportional to 22,624.02, 31,220.38 and 13,669.94 is: 18,864.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,624.02 : 31,220.38 = 13,669.94 : x
  2. Step 2: Convert to fraction form
    22,624.02/31,220.38 = 13,669.94/x
  3. Step 3: Cross multiply
    22,624.02x = 31,220.38 × 13,669.94
  4. Step 4: Simplify right side
    22,624.02x = 426,780,721.38
  5. Step 5: Solve for x
    x = 426,780,721.38/22,624.02
  6. Step 6: Final answer
    x = 18,864.05

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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.