Home / 18,028.90-24,877.42-10,070.11

Finding the Fourth Proportional to 18,028.90, 24,877.42 and 10,070.11

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Solution

The fourth proportional to 18,028.90, 24,877.42 and 10,070.11 is: 13,895.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.90 : 24,877.42 = 10,070.11 : x
  2. Step 2: Convert to fraction form
    18,028.90/24,877.42 = 10,070.11/x
  3. Step 3: Cross multiply
    18,028.90x = 24,877.42 × 10,070.11
  4. Step 4: Simplify right side
    18,028.90x = 250,518,355.92
  5. Step 5: Solve for x
    x = 250,518,355.92/18,028.90
  6. Step 6: Final answer
    x = 13,895.38

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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.