Home / 17,938.80-24,756.33-14,949.63

Finding the Fourth Proportional to 17,938.80, 24,756.33 and 14,949.63

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Solution

The fourth proportional to 17,938.80, 24,756.33 and 14,949.63 is: 20,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938.80 : 24,756.33 = 14,949.63 : x
  2. Step 2: Convert to fraction form
    17,938.80/24,756.33 = 14,949.63/x
  3. Step 3: Cross multiply
    17,938.80x = 24,756.33 × 14,949.63
  4. Step 4: Simplify right side
    17,938.80x = 370,097,973.66
  5. Step 5: Solve for x
    x = 370,097,973.66/17,938.80
  6. Step 6: Final answer
    x = 20,631.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.