Home / 18,112.74-24,994.52-10,153.50

Finding the Fourth Proportional to 18,112.74, 24,994.52 and 10,153.50

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Solution

The fourth proportional to 18,112.74, 24,994.52 and 10,153.50 is: 14,011.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.74 : 24,994.52 = 10,153.50 : x
  2. Step 2: Convert to fraction form
    18,112.74/24,994.52 = 10,153.50/x
  3. Step 3: Cross multiply
    18,112.74x = 24,994.52 × 10,153.50
  4. Step 4: Simplify right side
    18,112.74x = 253,781,858.82
  5. Step 5: Solve for x
    x = 253,781,858.82/18,112.74
  6. Step 6: Final answer
    x = 14,011.24

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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.