Home / 39,806.15-59,710.03-13,510.85

Finding the Fourth Proportional to 39,806.15, 59,710.03 and 13,510.85

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Solution

The fourth proportional to 39,806.15, 59,710.03 and 13,510.85 is: 20,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,806.15 : 59,710.03 = 13,510.85 : x
  2. Step 2: Convert to fraction form
    39,806.15/59,710.03 = 13,510.85/x
  3. Step 3: Cross multiply
    39,806.15x = 59,710.03 × 13,510.85
  4. Step 4: Simplify right side
    39,806.15x = 806,732,926.50
  5. Step 5: Solve for x
    x = 806,732,926.50/39,806.15
  6. Step 6: Final answer
    x = 20,266.54

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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.