Home / 19,399.17-26,769.18-10,900.62

Finding the Fourth Proportional to 19,399.17, 26,769.18 and 10,900.62

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Solution

The fourth proportional to 19,399.17, 26,769.18 and 10,900.62 is: 15,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,399.17 : 26,769.18 = 10,900.62 : x
  2. Step 2: Convert to fraction form
    19,399.17/26,769.18 = 10,900.62/x
  3. Step 3: Cross multiply
    19,399.17x = 26,769.18 × 10,900.62
  4. Step 4: Simplify right side
    19,399.17x = 291,800,658.89
  5. Step 5: Solve for x
    x = 291,800,658.89/19,399.17
  6. Step 6: Final answer
    x = 15,041.91

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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.