Home / 35,231.28-48,619.10-19,316.74

Finding the Fourth Proportional to 35,231.28, 48,619.10 and 19,316.74

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Solution

The fourth proportional to 35,231.28, 48,619.10 and 19,316.74 is: 26,657.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,231.28 : 48,619.10 = 19,316.74 : x
  2. Step 2: Convert to fraction form
    35,231.28/48,619.10 = 19,316.74/x
  3. Step 3: Cross multiply
    35,231.28x = 48,619.10 × 19,316.74
  4. Step 4: Simplify right side
    35,231.28x = 939,162,513.73
  5. Step 5: Solve for x
    x = 939,162,513.73/35,231.28
  6. Step 6: Final answer
    x = 26,657.06

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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.