Home / 15,010.80-22,516.20-14,370.90

Finding the Fourth Proportional to 15,010.80, 22,516.20 and 14,370.90

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Solution

The fourth proportional to 15,010.80, 22,516.20 and 14,370.90 is: 21,556.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.80 : 22,516.20 = 14,370.90 : x
  2. Step 2: Convert to fraction form
    15,010.80/22,516.20 = 14,370.90/x
  3. Step 3: Cross multiply
    15,010.80x = 22,516.20 × 14,370.90
  4. Step 4: Simplify right side
    15,010.80x = 323,578,058.58
  5. Step 5: Solve for x
    x = 323,578,058.58/15,010.80
  6. Step 6: Final answer
    x = 21,556.35

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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.