Home / 30,316.68-41,830.02-17,739

Finding the Fourth Proportional to 30,316.68, 41,830.02 and 17,739

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Solution

The fourth proportional to 30,316.68, 41,830.02 and 17,739 is: 24,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,316.68 : 41,830.02 = 17,739 : x
  2. Step 2: Convert to fraction form
    30,316.68/41,830.02 = 17,739/x
  3. Step 3: Cross multiply
    30,316.68x = 41,830.02 × 17,739
  4. Step 4: Simplify right side
    30,316.68x = 742,022,724.78
  5. Step 5: Solve for x
    x = 742,022,724.78/30,316.68
  6. Step 6: Final answer
    x = 24,475.73

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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.