Home / 48,934.45-67,526.34-28,787.43

Finding the Fourth Proportional to 48,934.45, 67,526.34 and 28,787.43

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Solution

The fourth proportional to 48,934.45, 67,526.34 and 28,787.43 is: 39,724.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,934.45 : 67,526.34 = 28,787.43 : x
  2. Step 2: Convert to fraction form
    48,934.45/67,526.34 = 28,787.43/x
  3. Step 3: Cross multiply
    48,934.45x = 67,526.34 × 28,787.43
  4. Step 4: Simplify right side
    48,934.45x = 1,943,909,931.18
  5. Step 5: Solve for x
    x = 1,943,909,931.18/48,934.45
  6. Step 6: Final answer
    x = 39,724.77

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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.