Home / 21,206.57-29,241.16-17,366.23

Finding the Fourth Proportional to 21,206.57, 29,241.16 and 17,366.23

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Solution

The fourth proportional to 21,206.57, 29,241.16 and 17,366.23 is: 23,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,206.57 : 29,241.16 = 17,366.23 : x
  2. Step 2: Convert to fraction form
    21,206.57/29,241.16 = 17,366.23/x
  3. Step 3: Cross multiply
    21,206.57x = 29,241.16 × 17,366.23
  4. Step 4: Simplify right side
    21,206.57x = 507,808,710.03
  5. Step 5: Solve for x
    x = 507,808,710.03/21,206.57
  6. Step 6: Final answer
    x = 23,945.82

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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.