Home / 35,428.98-48,915.51-22,020.24

Finding the Fourth Proportional to 35,428.98, 48,915.51 and 22,020.24

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Solution

The fourth proportional to 35,428.98, 48,915.51 and 22,020.24 is: 30,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428.98 : 48,915.51 = 22,020.24 : x
  2. Step 2: Convert to fraction form
    35,428.98/48,915.51 = 22,020.24/x
  3. Step 3: Cross multiply
    35,428.98x = 48,915.51 × 22,020.24
  4. Step 4: Simplify right side
    35,428.98x = 1,077,131,269.92
  5. Step 5: Solve for x
    x = 1,077,131,269.92/35,428.98
  6. Step 6: Final answer
    x = 30,402.55

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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.