Home / 22,813.47-34,172.49-18,347.02

Finding the Fourth Proportional to 22,813.47, 34,172.49 and 18,347.02

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Solution

The fourth proportional to 22,813.47, 34,172.49 and 18,347.02 is: 27,482.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,813.47 : 34,172.49 = 18,347.02 : x
  2. Step 2: Convert to fraction form
    22,813.47/34,172.49 = 18,347.02/x
  3. Step 3: Cross multiply
    22,813.47x = 34,172.49 × 18,347.02
  4. Step 4: Simplify right side
    22,813.47x = 626,963,229.33
  5. Step 5: Solve for x
    x = 626,963,229.33/22,813.47
  6. Step 6: Final answer
    x = 27,482.15

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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.