Home / 22,806.41-31,472.53-12,735.02

Finding the Fourth Proportional to 22,806.41, 31,472.53 and 12,735.02

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Solution

The fourth proportional to 22,806.41, 31,472.53 and 12,735.02 is: 17,574.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,806.41 : 31,472.53 = 12,735.02 : x
  2. Step 2: Convert to fraction form
    22,806.41/31,472.53 = 12,735.02/x
  3. Step 3: Cross multiply
    22,806.41x = 31,472.53 × 12,735.02
  4. Step 4: Simplify right side
    22,806.41x = 400,803,345.84
  5. Step 5: Solve for x
    x = 400,803,345.84/22,806.41
  6. Step 6: Final answer
    x = 17,574.16

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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.