Home / 35,227.08-48,614.28-19,912.40

Finding the Fourth Proportional to 35,227.08, 48,614.28 and 19,912.40

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Solution

The fourth proportional to 35,227.08, 48,614.28 and 19,912.40 is: 27,479.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,227.08 : 48,614.28 = 19,912.40 : x
  2. Step 2: Convert to fraction form
    35,227.08/48,614.28 = 19,912.40/x
  3. Step 3: Cross multiply
    35,227.08x = 48,614.28 × 19,912.40
  4. Step 4: Simplify right side
    35,227.08x = 968,026,989.07
  5. Step 5: Solve for x
    x = 968,026,989.07/35,227.08
  6. Step 6: Final answer
    x = 27,479.63

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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.