Home / 18,192.84-25,102.35-10,637.70

Finding the Fourth Proportional to 18,192.84, 25,102.35 and 10,637.70

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Solution

The fourth proportional to 18,192.84, 25,102.35 and 10,637.70 is: 14,677.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192.84 : 25,102.35 = 10,637.70 : x
  2. Step 2: Convert to fraction form
    18,192.84/25,102.35 = 10,637.70/x
  3. Step 3: Cross multiply
    18,192.84x = 25,102.35 × 10,637.70
  4. Step 4: Simplify right side
    18,192.84x = 267,031,268.60
  5. Step 5: Solve for x
    x = 267,031,268.60/18,192.84
  6. Step 6: Final answer
    x = 14,677.82

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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.