Home / 15,355.85-22,875.29-14,891.22

Finding the Fourth Proportional to 15,355.85, 22,875.29 and 14,891.22

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Solution

The fourth proportional to 15,355.85, 22,875.29 and 14,891.22 is: 22,183.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355.85 : 22,875.29 = 14,891.22 : x
  2. Step 2: Convert to fraction form
    15,355.85/22,875.29 = 14,891.22/x
  3. Step 3: Cross multiply
    15,355.85x = 22,875.29 × 14,891.22
  4. Step 4: Simplify right side
    15,355.85x = 340,640,975.95
  5. Step 5: Solve for x
    x = 340,640,975.95/15,355.85
  6. Step 6: Final answer
    x = 22,183.14

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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.