Home / 39,726.48-59,589.72-10,143.25

Finding the Fourth Proportional to 39,726.48, 59,589.72 and 10,143.25

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Solution

The fourth proportional to 39,726.48, 59,589.72 and 10,143.25 is: 15,214.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,726.48 : 59,589.72 = 10,143.25 : x
  2. Step 2: Convert to fraction form
    39,726.48/59,589.72 = 10,143.25/x
  3. Step 3: Cross multiply
    39,726.48x = 59,589.72 × 10,143.25
  4. Step 4: Simplify right side
    39,726.48x = 604,433,427.39
  5. Step 5: Solve for x
    x = 604,433,427.39/39,726.48
  6. Step 6: Final answer
    x = 15,214.88

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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.