Home / 39,672.60-59,510.34-13,377.57

Finding the Fourth Proportional to 39,672.60, 59,510.34 and 13,377.57

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Solution

The fourth proportional to 39,672.60, 59,510.34 and 13,377.57 is: 20,066.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,672.60 : 59,510.34 = 13,377.57 : x
  2. Step 2: Convert to fraction form
    39,672.60/59,510.34 = 13,377.57/x
  3. Step 3: Cross multiply
    39,672.60x = 59,510.34 × 13,377.57
  4. Step 4: Simplify right side
    39,672.60x = 796,103,739.07
  5. Step 5: Solve for x
    x = 796,103,739.07/39,672.60
  6. Step 6: Final answer
    x = 20,066.84

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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.