Home / 22,908.67-31,613.43-13,477.84

Finding the Fourth Proportional to 22,908.67, 31,613.43 and 13,477.84

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Solution

The fourth proportional to 22,908.67, 31,613.43 and 13,477.84 is: 18,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,908.67 : 31,613.43 = 13,477.84 : x
  2. Step 2: Convert to fraction form
    22,908.67/31,613.43 = 13,477.84/x
  3. Step 3: Cross multiply
    22,908.67x = 31,613.43 × 13,477.84
  4. Step 4: Simplify right side
    22,908.67x = 426,080,751.39
  5. Step 5: Solve for x
    x = 426,080,751.39/22,908.67
  6. Step 6: Final answer
    x = 18,599.10

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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.