Home / 51,041.22-76,561.58-13,090.32

Finding the Fourth Proportional to 51,041.22, 76,561.58 and 13,090.32

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Solution

The fourth proportional to 51,041.22, 76,561.58 and 13,090.32 is: 19,635.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,041.22 : 76,561.58 = 13,090.32 : x
  2. Step 2: Convert to fraction form
    51,041.22/76,561.58 = 13,090.32/x
  3. Step 3: Cross multiply
    51,041.22x = 76,561.58 × 13,090.32
  4. Step 4: Simplify right side
    51,041.22x = 1,002,215,581.91
  5. Step 5: Solve for x
    x = 1,002,215,581.91/51,041.22
  6. Step 6: Final answer
    x = 19,635.42

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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.