Home / 28,299.87-42,444.36-26,894.97

Finding the Fourth Proportional to 28,299.87, 42,444.36 and 26,894.97

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Solution

The fourth proportional to 28,299.87, 42,444.36 and 26,894.97 is: 40,337.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,299.87 : 42,444.36 = 26,894.97 : x
  2. Step 2: Convert to fraction form
    28,299.87/42,444.36 = 26,894.97/x
  3. Step 3: Cross multiply
    28,299.87x = 42,444.36 × 26,894.97
  4. Step 4: Simplify right side
    28,299.87x = 1,141,539,788.87
  5. Step 5: Solve for x
    x = 1,141,539,788.87/28,299.87
  6. Step 6: Final answer
    x = 40,337.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.