Home / 30,027.29-41,441.78-17,280.21

Finding the Fourth Proportional to 30,027.29, 41,441.78 and 17,280.21

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Solution

The fourth proportional to 30,027.29, 41,441.78 and 17,280.21 is: 23,849.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,027.29 : 41,441.78 = 17,280.21 : x
  2. Step 2: Convert to fraction form
    30,027.29/41,441.78 = 17,280.21/x
  3. Step 3: Cross multiply
    30,027.29x = 41,441.78 × 17,280.21
  4. Step 4: Simplify right side
    30,027.29x = 716,122,574.77
  5. Step 5: Solve for x
    x = 716,122,574.77/30,027.29
  6. Step 6: Final answer
    x = 23,849.06

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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.