Home / 39,213.09-58,762.53-18,159.57

Finding the Fourth Proportional to 39,213.09, 58,762.53 and 18,159.57

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Solution

The fourth proportional to 39,213.09, 58,762.53 and 18,159.57 is: 27,212.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,213.09 : 58,762.53 = 18,159.57 : x
  2. Step 2: Convert to fraction form
    39,213.09/58,762.53 = 18,159.57/x
  3. Step 3: Cross multiply
    39,213.09x = 58,762.53 × 18,159.57
  4. Step 4: Simplify right side
    39,213.09x = 1,067,102,276.91
  5. Step 5: Solve for x
    x = 1,067,102,276.91/39,213.09
  6. Step 6: Final answer
    x = 27,212.91

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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.