Home / 14,907.40-22,317.90-13,352.20

Finding the Fourth Proportional to 14,907.40, 22,317.90 and 13,352.20

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Solution

The fourth proportional to 14,907.40, 22,317.90 and 13,352.20 is: 19,989.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.40 : 22,317.90 = 13,352.20 : x
  2. Step 2: Convert to fraction form
    14,907.40/22,317.90 = 13,352.20/x
  3. Step 3: Cross multiply
    14,907.40x = 22,317.90 × 13,352.20
  4. Step 4: Simplify right side
    14,907.40x = 297,993,064.38
  5. Step 5: Solve for x
    x = 297,993,064.38/14,907.40
  6. Step 6: Final answer
    x = 19,989.61

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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.