Home / 40,428.04-55,788.93-22,525

Finding the Fourth Proportional to 40,428.04, 55,788.93 and 22,525

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Solution

The fourth proportional to 40,428.04, 55,788.93 and 22,525 is: 31,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,428.04 : 55,788.93 = 22,525 : x
  2. Step 2: Convert to fraction form
    40,428.04/55,788.93 = 22,525/x
  3. Step 3: Cross multiply
    40,428.04x = 55,788.93 × 22,525
  4. Step 4: Simplify right side
    40,428.04x = 1,256,645,648.25
  5. Step 5: Solve for x
    x = 1,256,645,648.25/40,428.04
  6. Step 6: Final answer
    x = 31,083.52

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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.