Home / 22,364.49-30,862.33-12,804.06

Finding the Fourth Proportional to 22,364.49, 30,862.33 and 12,804.06

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Solution

The fourth proportional to 22,364.49, 30,862.33 and 12,804.06 is: 17,669.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,364.49 : 30,862.33 = 12,804.06 : x
  2. Step 2: Convert to fraction form
    22,364.49/30,862.33 = 12,804.06/x
  3. Step 3: Cross multiply
    22,364.49x = 30,862.33 × 12,804.06
  4. Step 4: Simplify right side
    22,364.49x = 395,163,125.06
  5. Step 5: Solve for x
    x = 395,163,125.06/22,364.49
  6. Step 6: Final answer
    x = 17,669.22

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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.