Home / 36,726.81-55,089.24-10,431.55

Finding the Fourth Proportional to 36,726.81, 55,089.24 and 10,431.55

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Solution

The fourth proportional to 36,726.81, 55,089.24 and 10,431.55 is: 15,647.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,726.81 : 55,089.24 = 10,431.55 : x
  2. Step 2: Convert to fraction form
    36,726.81/55,089.24 = 10,431.55/x
  3. Step 3: Cross multiply
    36,726.81x = 55,089.24 × 10,431.55
  4. Step 4: Simplify right side
    36,726.81x = 574,666,161.52
  5. Step 5: Solve for x
    x = 574,666,161.52/36,726.81
  6. Step 6: Final answer
    x = 15,647.05

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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.