Home / 22,271.19-30,713.04-13,317.27

Finding the Fourth Proportional to 22,271.19, 30,713.04 and 13,317.27

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Solution

The fourth proportional to 22,271.19, 30,713.04 and 13,317.27 is: 18,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.19 : 30,713.04 = 13,317.27 : x
  2. Step 2: Convert to fraction form
    22,271.19/30,713.04 = 13,317.27/x
  3. Step 3: Cross multiply
    22,271.19x = 30,713.04 × 13,317.27
  4. Step 4: Simplify right side
    22,271.19x = 409,013,846.20
  5. Step 5: Solve for x
    x = 409,013,846.20/22,271.19
  6. Step 6: Final answer
    x = 18,365.15

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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.