Home / 22,895.43-31,594.08-12,822.15

Finding the Fourth Proportional to 22,895.43, 31,594.08 and 12,822.15

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Solution

The fourth proportional to 22,895.43, 31,594.08 and 12,822.15 is: 17,693.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,895.43 : 31,594.08 = 12,822.15 : x
  2. Step 2: Convert to fraction form
    22,895.43/31,594.08 = 12,822.15/x
  3. Step 3: Cross multiply
    22,895.43x = 31,594.08 × 12,822.15
  4. Step 4: Simplify right side
    22,895.43x = 405,104,032.87
  5. Step 5: Solve for x
    x = 405,104,032.87/22,895.43
  6. Step 6: Final answer
    x = 17,693.66

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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.