Home / 14,985.40-22,502.40-10,076.80

Finding the Fourth Proportional to 14,985.40, 22,502.40 and 10,076.80

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Solution

The fourth proportional to 14,985.40, 22,502.40 and 10,076.80 is: 15,131.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985.40 : 22,502.40 = 10,076.80 : x
  2. Step 2: Convert to fraction form
    14,985.40/22,502.40 = 10,076.80/x
  3. Step 3: Cross multiply
    14,985.40x = 22,502.40 × 10,076.80
  4. Step 4: Simplify right side
    14,985.40x = 226,752,184.32
  5. Step 5: Solve for x
    x = 226,752,184.32/14,985.40
  6. Step 6: Final answer
    x = 15,131.54

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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.