Home / 57,581.25-86,417.95-29,887.17

Finding the Fourth Proportional to 57,581.25, 86,417.95 and 29,887.17

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Solution

The fourth proportional to 57,581.25, 86,417.95 and 29,887.17 is: 44,854.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,581.25 : 86,417.95 = 29,887.17 : x
  2. Step 2: Convert to fraction form
    57,581.25/86,417.95 = 29,887.17/x
  3. Step 3: Cross multiply
    57,581.25x = 86,417.95 × 29,887.17
  4. Step 4: Simplify right side
    57,581.25x = 2,582,787,455.89
  5. Step 5: Solve for x
    x = 2,582,787,455.89/57,581.25
  6. Step 6: Final answer
    x = 44,854.67

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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.