Home / 50,127.51-75,162.06-18,965.19

Finding the Fourth Proportional to 50,127.51, 75,162.06 and 18,965.19

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Solution

The fourth proportional to 50,127.51, 75,162.06 and 18,965.19 is: 28,436.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,127.51 : 75,162.06 = 18,965.19 : x
  2. Step 2: Convert to fraction form
    50,127.51/75,162.06 = 18,965.19/x
  3. Step 3: Cross multiply
    50,127.51x = 75,162.06 × 18,965.19
  4. Step 4: Simplify right side
    50,127.51x = 1,425,462,748.69
  5. Step 5: Solve for x
    x = 1,425,462,748.69/50,127.51
  6. Step 6: Final answer
    x = 28,436.74

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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.