Home / 22,908.26-31,612.74-13,477.34

Finding the Fourth Proportional to 22,908.26, 31,612.74 and 13,477.34

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Solution

The fourth proportional to 22,908.26, 31,612.74 and 13,477.34 is: 18,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,908.26 : 31,612.74 = 13,477.34 : x
  2. Step 2: Convert to fraction form
    22,908.26/31,612.74 = 13,477.34/x
  3. Step 3: Cross multiply
    22,908.26x = 31,612.74 × 13,477.34
  4. Step 4: Simplify right side
    22,908.26x = 426,055,645.31
  5. Step 5: Solve for x
    x = 426,055,645.31/22,908.26
  6. Step 6: Final answer
    x = 18,598.34

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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.