Home / 35,353.08-48,787.74-19,438.20

Finding the Fourth Proportional to 35,353.08, 48,787.74 and 19,438.20

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Solution

The fourth proportional to 35,353.08, 48,787.74 and 19,438.20 is: 26,824.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,353.08 : 48,787.74 = 19,438.20 : x
  2. Step 2: Convert to fraction form
    35,353.08/48,787.74 = 19,438.20/x
  3. Step 3: Cross multiply
    35,353.08x = 48,787.74 × 19,438.20
  4. Step 4: Simplify right side
    35,353.08x = 948,345,847.67
  5. Step 5: Solve for x
    x = 948,345,847.67/35,353.08
  6. Step 6: Final answer
    x = 26,824.99

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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.