Home / 26,986.48-37,258.68-17,430.67

Finding the Fourth Proportional to 26,986.48, 37,258.68 and 17,430.67

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Solution

The fourth proportional to 26,986.48, 37,258.68 and 17,430.67 is: 24,065.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.48 : 37,258.68 = 17,430.67 : x
  2. Step 2: Convert to fraction form
    26,986.48/37,258.68 = 17,430.67/x
  3. Step 3: Cross multiply
    26,986.48x = 37,258.68 × 17,430.67
  4. Step 4: Simplify right side
    26,986.48x = 649,443,755.72
  5. Step 5: Solve for x
    x = 649,443,755.72/26,986.48
  6. Step 6: Final answer
    x = 24,065.52

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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.