Home / 18,109.93-24,991.23-10,152.67

Finding the Fourth Proportional to 18,109.93, 24,991.23 and 10,152.67

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Solution

The fourth proportional to 18,109.93, 24,991.23 and 10,152.67 is: 14,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,109.93 : 24,991.23 = 10,152.67 : x
  2. Step 2: Convert to fraction form
    18,109.93/24,991.23 = 10,152.67/x
  3. Step 3: Cross multiply
    18,109.93x = 24,991.23 × 10,152.67
  4. Step 4: Simplify right side
    18,109.93x = 253,727,711.08
  5. Step 5: Solve for x
    x = 253,727,711.08/18,109.93
  6. Step 6: Final answer
    x = 14,010.42

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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.