Home / 39,320.71-58,980.70-15,941.59

Finding the Fourth Proportional to 39,320.71, 58,980.70 and 15,941.59

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Solution

The fourth proportional to 39,320.71, 58,980.70 and 15,941.59 is: 23,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,320.71 : 58,980.70 = 15,941.59 : x
  2. Step 2: Convert to fraction form
    39,320.71/58,980.70 = 15,941.59/x
  3. Step 3: Cross multiply
    39,320.71x = 58,980.70 × 15,941.59
  4. Step 4: Simplify right side
    39,320.71x = 940,246,137.31
  5. Step 5: Solve for x
    x = 940,246,137.31/39,320.71
  6. Step 6: Final answer
    x = 23,912.24

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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.