Home / 19,104.68-26,384.46-13,151.72

Finding the Fourth Proportional to 19,104.68, 26,384.46 and 13,151.72

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Solution

The fourth proportional to 19,104.68, 26,384.46 and 13,151.72 is: 18,163.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.68 : 26,384.46 = 13,151.72 : x
  2. Step 2: Convert to fraction form
    19,104.68/26,384.46 = 13,151.72/x
  3. Step 3: Cross multiply
    19,104.68x = 26,384.46 × 13,151.72
  4. Step 4: Simplify right side
    19,104.68x = 347,001,030.27
  5. Step 5: Solve for x
    x = 347,001,030.27/19,104.68
  6. Step 6: Final answer
    x = 18,163.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.