Home / 39,672.61-59,510.34-13,377.58

Finding the Fourth Proportional to 39,672.61, 59,510.34 and 13,377.58

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Solution

The fourth proportional to 39,672.61, 59,510.34 and 13,377.58 is: 20,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,672.61 : 59,510.34 = 13,377.58 : x
  2. Step 2: Convert to fraction form
    39,672.61/59,510.34 = 13,377.58/x
  3. Step 3: Cross multiply
    39,672.61x = 59,510.34 × 13,377.58
  4. Step 4: Simplify right side
    39,672.61x = 796,104,185.40
  5. Step 5: Solve for x
    x = 796,104,185.40/39,672.61
  6. Step 6: Final answer
    x = 20,066.85

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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.