Home / 39,079.91-58,637.39-18,008.67

Finding the Fourth Proportional to 39,079.91, 58,637.39 and 18,008.67

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Solution

The fourth proportional to 39,079.91, 58,637.39 and 18,008.67 is: 27,021.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,079.91 : 58,637.39 = 18,008.67 : x
  2. Step 2: Convert to fraction form
    39,079.91/58,637.39 = 18,008.67/x
  3. Step 3: Cross multiply
    39,079.91x = 58,637.39 × 18,008.67
  4. Step 4: Simplify right side
    39,079.91x = 1,055,981,536.02
  5. Step 5: Solve for x
    x = 1,055,981,536.02/39,079.91
  6. Step 6: Final answer
    x = 27,021.08

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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.