Home / 39,837.88-59,756.83-13,176.72

Finding the Fourth Proportional to 39,837.88, 59,756.83 and 13,176.72

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Solution

The fourth proportional to 39,837.88, 59,756.83 and 13,176.72 is: 19,765.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,837.88 : 59,756.83 = 13,176.72 : x
  2. Step 2: Convert to fraction form
    39,837.88/59,756.83 = 13,176.72/x
  3. Step 3: Cross multiply
    39,837.88x = 59,756.83 × 13,176.72
  4. Step 4: Simplify right side
    39,837.88x = 787,398,951.11
  5. Step 5: Solve for x
    x = 787,398,951.11/39,837.88
  6. Step 6: Final answer
    x = 19,765.08

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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.