Home / 22,085.91-30,489.84-17,038.80

Finding the Fourth Proportional to 22,085.91, 30,489.84 and 17,038.80

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Solution

The fourth proportional to 22,085.91, 30,489.84 and 17,038.80 is: 23,522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,085.91 : 30,489.84 = 17,038.80 : x
  2. Step 2: Convert to fraction form
    22,085.91/30,489.84 = 17,038.80/x
  3. Step 3: Cross multiply
    22,085.91x = 30,489.84 × 17,038.80
  4. Step 4: Simplify right side
    22,085.91x = 519,510,133.34
  5. Step 5: Solve for x
    x = 519,510,133.34/22,085.91
  6. Step 6: Final answer
    x = 23,522.25

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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.