Home / 30,280.77-41,783.99-17,534.21

Finding the Fourth Proportional to 30,280.77, 41,783.99 and 17,534.21

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Solution

The fourth proportional to 30,280.77, 41,783.99 and 17,534.21 is: 24,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,280.77 : 41,783.99 = 17,534.21 : x
  2. Step 2: Convert to fraction form
    30,280.77/41,783.99 = 17,534.21/x
  3. Step 3: Cross multiply
    30,280.77x = 41,783.99 × 17,534.21
  4. Step 4: Simplify right side
    30,280.77x = 732,648,958.71
  5. Step 5: Solve for x
    x = 732,648,958.71/30,280.77
  6. Step 6: Final answer
    x = 24,195.19

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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.