Home / 35,149.48-48,522.29-22,420.13

Finding the Fourth Proportional to 35,149.48, 48,522.29 and 22,420.13

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Solution

The fourth proportional to 35,149.48, 48,522.29 and 22,420.13 is: 30,949.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,149.48 : 48,522.29 = 22,420.13 : x
  2. Step 2: Convert to fraction form
    35,149.48/48,522.29 = 22,420.13/x
  3. Step 3: Cross multiply
    35,149.48x = 48,522.29 × 22,420.13
  4. Step 4: Simplify right side
    35,149.48x = 1,087,875,694.99
  5. Step 5: Solve for x
    x = 1,087,875,694.99/35,149.48
  6. Step 6: Final answer
    x = 30,949.98

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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.