Home / 27,113.04-40,669.92-13,958.64

Finding the Fourth Proportional to 27,113.04, 40,669.92 and 13,958.64

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Solution

The fourth proportional to 27,113.04, 40,669.92 and 13,958.64 is: 20,938.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,113.04 : 40,669.92 = 13,958.64 : x
  2. Step 2: Convert to fraction form
    27,113.04/40,669.92 = 13,958.64/x
  3. Step 3: Cross multiply
    27,113.04x = 40,669.92 × 13,958.64
  4. Step 4: Simplify right side
    27,113.04x = 567,696,772.11
  5. Step 5: Solve for x
    x = 567,696,772.11/27,113.04
  6. Step 6: Final answer
    x = 20,938.15

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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.