Home / 15,261.60-22,892.40-10,855.20

Finding the Fourth Proportional to 15,261.60, 22,892.40 and 10,855.20

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Solution

The fourth proportional to 15,261.60, 22,892.40 and 10,855.20 is: 16,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,261.60 : 22,892.40 = 10,855.20 : x
  2. Step 2: Convert to fraction form
    15,261.60/22,892.40 = 10,855.20/x
  3. Step 3: Cross multiply
    15,261.60x = 22,892.40 × 10,855.20
  4. Step 4: Simplify right side
    15,261.60x = 248,501,580.48
  5. Step 5: Solve for x
    x = 248,501,580.48/15,261.60
  6. Step 6: Final answer
    x = 16,282.80

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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.