Home / 39,166.40-58,750.32-15,776.72

Finding the Fourth Proportional to 39,166.40, 58,750.32 and 15,776.72

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Solution

The fourth proportional to 39,166.40, 58,750.32 and 15,776.72 is: 23,665.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,166.40 : 58,750.32 = 15,776.72 : x
  2. Step 2: Convert to fraction form
    39,166.40/58,750.32 = 15,776.72/x
  3. Step 3: Cross multiply
    39,166.40x = 58,750.32 × 15,776.72
  4. Step 4: Simplify right side
    39,166.40x = 926,887,348.55
  5. Step 5: Solve for x
    x = 926,887,348.55/39,166.40
  6. Step 6: Final answer
    x = 23,665.37

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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.