Home / 22,669.16-31,282.98-12,733.16

Finding the Fourth Proportional to 22,669.16, 31,282.98 and 12,733.16

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Solution

The fourth proportional to 22,669.16, 31,282.98 and 12,733.16 is: 17,571.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.16 : 31,282.98 = 12,733.16 : x
  2. Step 2: Convert to fraction form
    22,669.16/31,282.98 = 12,733.16/x
  3. Step 3: Cross multiply
    22,669.16x = 31,282.98 × 12,733.16
  4. Step 4: Simplify right side
    22,669.16x = 398,331,189.62
  5. Step 5: Solve for x
    x = 398,331,189.62/22,669.16
  6. Step 6: Final answer
    x = 17,571.50

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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.