Home / 21,880.54-30,204.90-17,024.26

Finding the Fourth Proportional to 21,880.54, 30,204.90 and 17,024.26

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Solution

The fourth proportional to 21,880.54, 30,204.90 and 17,024.26 is: 23,501.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,880.54 : 30,204.90 = 17,024.26 : x
  2. Step 2: Convert to fraction form
    21,880.54/30,204.90 = 17,024.26/x
  3. Step 3: Cross multiply
    21,880.54x = 30,204.90 × 17,024.26
  4. Step 4: Simplify right side
    21,880.54x = 514,216,070.87
  5. Step 5: Solve for x
    x = 514,216,070.87/21,880.54
  6. Step 6: Final answer
    x = 23,501.07

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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.