Home / 15,213.44-22,827.45-13,242.71

Finding the Fourth Proportional to 15,213.44, 22,827.45 and 13,242.71

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Solution

The fourth proportional to 15,213.44, 22,827.45 and 13,242.71 is: 19,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,213.44 : 22,827.45 = 13,242.71 : x
  2. Step 2: Convert to fraction form
    15,213.44/22,827.45 = 13,242.71/x
  3. Step 3: Cross multiply
    15,213.44x = 22,827.45 × 13,242.71
  4. Step 4: Simplify right side
    15,213.44x = 302,297,300.39
  5. Step 5: Solve for x
    x = 302,297,300.39/15,213.44
  6. Step 6: Final answer
    x = 19,870.41

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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.