Home / 18,110.95-24,993.63-10,153.31

Finding the Fourth Proportional to 18,110.95, 24,993.63 and 10,153.31

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Solution

The fourth proportional to 18,110.95, 24,993.63 and 10,153.31 is: 14,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.95 : 24,993.63 = 10,153.31 : x
  2. Step 2: Convert to fraction form
    18,110.95/24,993.63 = 10,153.31/x
  3. Step 3: Cross multiply
    18,110.95x = 24,993.63 × 10,153.31
  4. Step 4: Simplify right side
    18,110.95x = 253,767,948.45
  5. Step 5: Solve for x
    x = 253,767,948.45/18,110.95
  6. Step 6: Final answer
    x = 14,011.85

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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.