Home / 36,437.88-54,656.81-10,143.30

Finding the Fourth Proportional to 36,437.88, 54,656.81 and 10,143.30

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Solution

The fourth proportional to 36,437.88, 54,656.81 and 10,143.30 is: 15,214.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,437.88 : 54,656.81 = 10,143.30 : x
  2. Step 2: Convert to fraction form
    36,437.88/54,656.81 = 10,143.30/x
  3. Step 3: Cross multiply
    36,437.88x = 54,656.81 × 10,143.30
  4. Step 4: Simplify right side
    36,437.88x = 554,400,420.87
  5. Step 5: Solve for x
    x = 554,400,420.87/36,437.88
  6. Step 6: Final answer
    x = 15,214.95

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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.