Home / 18,027.87-24,878.51-10,070.39

Finding the Fourth Proportional to 18,027.87, 24,878.51 and 10,070.39

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Solution

The fourth proportional to 18,027.87, 24,878.51 and 10,070.39 is: 13,897.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.87 : 24,878.51 = 10,070.39 : x
  2. Step 2: Convert to fraction form
    18,027.87/24,878.51 = 10,070.39/x
  3. Step 3: Cross multiply
    18,027.87x = 24,878.51 × 10,070.39
  4. Step 4: Simplify right side
    18,027.87x = 250,536,347.93
  5. Step 5: Solve for x
    x = 250,536,347.93/18,027.87
  6. Step 6: Final answer
    x = 13,897.17

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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.