Home / 17,420.74-26,125.34-6,742.14

Finding the Fourth Proportional to 17,420.74, 26,125.34 and 6,742.14

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Solution

The fourth proportional to 17,420.74, 26,125.34 and 6,742.14 is: 10,110.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.74 : 26,125.34 = 6,742.14 : x
  2. Step 2: Convert to fraction form
    17,420.74/26,125.34 = 6,742.14/x
  3. Step 3: Cross multiply
    17,420.74x = 26,125.34 × 6,742.14
  4. Step 4: Simplify right side
    17,420.74x = 176,140,699.83
  5. Step 5: Solve for x
    x = 176,140,699.83/17,420.74
  6. Step 6: Final answer
    x = 10,110.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.