Home / 26,001.99-39,002.95-8,471.79

Finding the Fourth Proportional to 26,001.99, 39,002.95 and 8,471.79

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Solution

The fourth proportional to 26,001.99, 39,002.95 and 8,471.79 is: 12,707.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001.99 : 39,002.95 = 8,471.79 : x
  2. Step 2: Convert to fraction form
    26,001.99/39,002.95 = 8,471.79/x
  3. Step 3: Cross multiply
    26,001.99x = 39,002.95 × 8,471.79
  4. Step 4: Simplify right side
    26,001.99x = 330,424,801.78
  5. Step 5: Solve for x
    x = 330,424,801.78/26,001.99
  6. Step 6: Final answer
    x = 12,707.67

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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.