Home / 22,870.40-34,325.28-13,029.44

Finding the Fourth Proportional to 22,870.40, 34,325.28 and 13,029.44

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Solution

The fourth proportional to 22,870.40, 34,325.28 and 13,029.44 is: 19,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,870.40 : 34,325.28 = 13,029.44 : x
  2. Step 2: Convert to fraction form
    22,870.40/34,325.28 = 13,029.44/x
  3. Step 3: Cross multiply
    22,870.40x = 34,325.28 × 13,029.44
  4. Step 4: Simplify right side
    22,870.40x = 447,239,176.24
  5. Step 5: Solve for x
    x = 447,239,176.24/22,870.40
  6. Step 6: Final answer
    x = 19,555.37

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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.