Home / 39,672.66-59,509.18-13,377.63

Finding the Fourth Proportional to 39,672.66, 59,509.18 and 13,377.63

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Solution

The fourth proportional to 39,672.66, 59,509.18 and 13,377.63 is: 20,066.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,672.66 : 59,509.18 = 13,377.63 : x
  2. Step 2: Convert to fraction form
    39,672.66/59,509.18 = 13,377.63/x
  3. Step 3: Cross multiply
    39,672.66x = 59,509.18 × 13,377.63
  4. Step 4: Simplify right side
    39,672.66x = 796,091,791.64
  5. Step 5: Solve for x
    x = 796,091,791.64/39,672.66
  6. Step 6: Final answer
    x = 20,066.51

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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.