Home / 27,065.13-40,569.93-13,713.45

Finding the Fourth Proportional to 27,065.13, 40,569.93 and 13,713.45

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Solution

The fourth proportional to 27,065.13, 40,569.93 and 13,713.45 is: 20,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,065.13 : 40,569.93 = 13,713.45 : x
  2. Step 2: Convert to fraction form
    27,065.13/40,569.93 = 13,713.45/x
  3. Step 3: Cross multiply
    27,065.13x = 40,569.93 × 13,713.45
  4. Step 4: Simplify right side
    27,065.13x = 556,353,706.56
  5. Step 5: Solve for x
    x = 556,353,706.56/27,065.13
  6. Step 6: Final answer
    x = 20,556.11

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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.