Home / 18,557.17-25,608.76-10,173.67

Finding the Fourth Proportional to 18,557.17, 25,608.76 and 10,173.67

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Solution

The fourth proportional to 18,557.17, 25,608.76 and 10,173.67 is: 14,039.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,557.17 : 25,608.76 = 10,173.67 : x
  2. Step 2: Convert to fraction form
    18,557.17/25,608.76 = 10,173.67/x
  3. Step 3: Cross multiply
    18,557.17x = 25,608.76 × 10,173.67
  4. Step 4: Simplify right side
    18,557.17x = 260,534,983.89
  5. Step 5: Solve for x
    x = 260,534,983.89/18,557.17
  6. Step 6: Final answer
    x = 14,039.59

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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.