Home / 22,727.57-31,364.03-13,297.95

Finding the Fourth Proportional to 22,727.57, 31,364.03 and 13,297.95

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Solution

The fourth proportional to 22,727.57, 31,364.03 and 13,297.95 is: 18,351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,727.57 : 31,364.03 = 13,297.95 : x
  2. Step 2: Convert to fraction form
    22,727.57/31,364.03 = 13,297.95/x
  3. Step 3: Cross multiply
    22,727.57x = 31,364.03 × 13,297.95
  4. Step 4: Simplify right side
    22,727.57x = 417,077,302.74
  5. Step 5: Solve for x
    x = 417,077,302.74/22,727.57
  6. Step 6: Final answer
    x = 18,351.16

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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.