Home / 39,424.43-59,140.47-14,458.46

Finding the Fourth Proportional to 39,424.43, 59,140.47 and 14,458.46

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Solution

The fourth proportional to 39,424.43, 59,140.47 and 14,458.46 is: 21,689.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,424.43 : 59,140.47 = 14,458.46 : x
  2. Step 2: Convert to fraction form
    39,424.43/59,140.47 = 14,458.46/x
  3. Step 3: Cross multiply
    39,424.43x = 59,140.47 × 14,458.46
  4. Step 4: Simplify right side
    39,424.43x = 855,080,119.88
  5. Step 5: Solve for x
    x = 855,080,119.88/39,424.43
  6. Step 6: Final answer
    x = 21,689.09

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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.