Home / 15,400.20-23,100.30-14,795.40

Finding the Fourth Proportional to 15,400.20, 23,100.30 and 14,795.40

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Solution

The fourth proportional to 15,400.20, 23,100.30 and 14,795.40 is: 22,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400.20 : 23,100.30 = 14,795.40 : x
  2. Step 2: Convert to fraction form
    15,400.20/23,100.30 = 14,795.40/x
  3. Step 3: Cross multiply
    15,400.20x = 23,100.30 × 14,795.40
  4. Step 4: Simplify right side
    15,400.20x = 341,778,178.62
  5. Step 5: Solve for x
    x = 341,778,178.62/15,400.20
  6. Step 6: Final answer
    x = 22,193.10

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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.