Home / 35,295.24-48,707.28-19,380

Finding the Fourth Proportional to 35,295.24, 48,707.28 and 19,380

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Solution

The fourth proportional to 35,295.24, 48,707.28 and 19,380 is: 26,744.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,295.24 : 48,707.28 = 19,380 : x
  2. Step 2: Convert to fraction form
    35,295.24/48,707.28 = 19,380/x
  3. Step 3: Cross multiply
    35,295.24x = 48,707.28 × 19,380
  4. Step 4: Simplify right side
    35,295.24x = 943,947,086.40
  5. Step 5: Solve for x
    x = 943,947,086.40/35,295.24
  6. Step 6: Final answer
    x = 26,744.32

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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.