Home / 36,374.88-54,561.90-10,078.64

Finding the Fourth Proportional to 36,374.88, 54,561.90 and 10,078.64

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Solution

The fourth proportional to 36,374.88, 54,561.90 and 10,078.64 is: 15,117.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,374.88 : 54,561.90 = 10,078.64 : x
  2. Step 2: Convert to fraction form
    36,374.88/54,561.90 = 10,078.64/x
  3. Step 3: Cross multiply
    36,374.88x = 54,561.90 × 10,078.64
  4. Step 4: Simplify right side
    36,374.88x = 549,909,747.82
  5. Step 5: Solve for x
    x = 549,909,747.82/36,374.88
  6. Step 6: Final answer
    x = 15,117.84

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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.