Home / 39,031.22-58,557.76-15,674.06

Finding the Fourth Proportional to 39,031.22, 58,557.76 and 15,674.06

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Solution

The fourth proportional to 39,031.22, 58,557.76 and 15,674.06 is: 23,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,031.22 : 58,557.76 = 15,674.06 : x
  2. Step 2: Convert to fraction form
    39,031.22/58,557.76 = 15,674.06/x
  3. Step 3: Cross multiply
    39,031.22x = 58,557.76 × 15,674.06
  4. Step 4: Simplify right side
    39,031.22x = 917,837,843.71
  5. Step 5: Solve for x
    x = 917,837,843.71/39,031.22
  6. Step 6: Final answer
    x = 23,515.48

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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.