Home / 22,886.43-34,342.62-12,356.31

Finding the Fourth Proportional to 22,886.43, 34,342.62 and 12,356.31

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Solution

The fourth proportional to 22,886.43, 34,342.62 and 12,356.31 is: 18,541.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,886.43 : 34,342.62 = 12,356.31 : x
  2. Step 2: Convert to fraction form
    22,886.43/34,342.62 = 12,356.31/x
  3. Step 3: Cross multiply
    22,886.43x = 34,342.62 × 12,356.31
  4. Step 4: Simplify right side
    22,886.43x = 424,348,058.93
  5. Step 5: Solve for x
    x = 424,348,058.93/22,886.43
  6. Step 6: Final answer
    x = 18,541.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.