Home / 22,890.30-34,335.45-19,002.30

Finding the Fourth Proportional to 22,890.30, 34,335.45 and 19,002.30

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Solution

The fourth proportional to 22,890.30, 34,335.45 and 19,002.30 is: 28,503.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,890.30 : 34,335.45 = 19,002.30 : x
  2. Step 2: Convert to fraction form
    22,890.30/34,335.45 = 19,002.30/x
  3. Step 3: Cross multiply
    22,890.30x = 34,335.45 × 19,002.30
  4. Step 4: Simplify right side
    22,890.30x = 652,452,521.54
  5. Step 5: Solve for x
    x = 652,452,521.54/22,890.30
  6. Step 6: Final answer
    x = 28,503.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.