Home / 35,314.27-48,731.29-19,399.39

Finding the Fourth Proportional to 35,314.27, 48,731.29 and 19,399.39

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Solution

The fourth proportional to 35,314.27, 48,731.29 and 19,399.39 is: 26,769.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,314.27 : 48,731.29 = 19,399.39 : x
  2. Step 2: Convert to fraction form
    35,314.27/48,731.29 = 19,399.39/x
  3. Step 3: Cross multiply
    35,314.27x = 48,731.29 × 19,399.39
  4. Step 4: Simplify right side
    35,314.27x = 945,357,299.91
  5. Step 5: Solve for x
    x = 945,357,299.91/35,314.27
  6. Step 6: Final answer
    x = 26,769.84

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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.