Home / 57,299.79-85,949.43-17,856.93

Finding the Fourth Proportional to 57,299.79, 85,949.43 and 17,856.93

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Solution

The fourth proportional to 57,299.79, 85,949.43 and 17,856.93 is: 26,785.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,299.79 : 85,949.43 = 17,856.93 : x
  2. Step 2: Convert to fraction form
    57,299.79/85,949.43 = 17,856.93/x
  3. Step 3: Cross multiply
    57,299.79x = 85,949.43 × 17,856.93
  4. Step 4: Simplify right side
    57,299.79x = 1,534,792,955.05
  5. Step 5: Solve for x
    x = 1,534,792,955.05/57,299.79
  6. Step 6: Final answer
    x = 26,785.32

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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.