Home / 39,952.56-59,931.09-10,369.61

Finding the Fourth Proportional to 39,952.56, 59,931.09 and 10,369.61

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Solution

The fourth proportional to 39,952.56, 59,931.09 and 10,369.61 is: 15,554.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,952.56 : 59,931.09 = 10,369.61 : x
  2. Step 2: Convert to fraction form
    39,952.56/59,931.09 = 10,369.61/x
  3. Step 3: Cross multiply
    39,952.56x = 59,931.09 × 10,369.61
  4. Step 4: Simplify right side
    39,952.56x = 621,461,730.52
  5. Step 5: Solve for x
    x = 621,461,730.52/39,952.56
  6. Step 6: Final answer
    x = 15,554.99

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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.