Home / 22,646.09-31,252.59-12,574.54

Finding the Fourth Proportional to 22,646.09, 31,252.59 and 12,574.54

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Solution

The fourth proportional to 22,646.09, 31,252.59 and 12,574.54 is: 17,353.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,646.09 : 31,252.59 = 12,574.54 : x
  2. Step 2: Convert to fraction form
    22,646.09/31,252.59 = 12,574.54/x
  3. Step 3: Cross multiply
    22,646.09x = 31,252.59 × 12,574.54
  4. Step 4: Simplify right side
    22,646.09x = 392,986,943.06
  5. Step 5: Solve for x
    x = 392,986,943.06/22,646.09
  6. Step 6: Final answer
    x = 17,353.41

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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.