Home / 15,189.35-22,643.21-14,949.46

Finding the Fourth Proportional to 15,189.35, 22,643.21 and 14,949.46

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Solution

The fourth proportional to 15,189.35, 22,643.21 and 14,949.46 is: 22,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,189.35 : 22,643.21 = 14,949.46 : x
  2. Step 2: Convert to fraction form
    15,189.35/22,643.21 = 14,949.46/x
  3. Step 3: Cross multiply
    15,189.35x = 22,643.21 × 14,949.46
  4. Step 4: Simplify right side
    15,189.35x = 338,503,762.17
  5. Step 5: Solve for x
    x = 338,503,762.17/15,189.35
  6. Step 6: Final answer
    x = 22,285.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.