Home / 22,315.91-30,763.80-17,001.50

Finding the Fourth Proportional to 22,315.91, 30,763.80 and 17,001.50

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Solution

The fourth proportional to 22,315.91, 30,763.80 and 17,001.50 is: 23,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,315.91 : 30,763.80 = 17,001.50 : x
  2. Step 2: Convert to fraction form
    22,315.91/30,763.80 = 17,001.50/x
  3. Step 3: Cross multiply
    22,315.91x = 30,763.80 × 17,001.50
  4. Step 4: Simplify right side
    22,315.91x = 523,030,591.88
  5. Step 5: Solve for x
    x = 523,030,591.88/22,315.91
  6. Step 6: Final answer
    x = 23,437.57

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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.