Home / 39,661.46-59,490.48-13,366.10

Finding the Fourth Proportional to 39,661.46, 59,490.48 and 13,366.10

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Solution

The fourth proportional to 39,661.46, 59,490.48 and 13,366.10 is: 20,048.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,661.46 : 59,490.48 = 13,366.10 : x
  2. Step 2: Convert to fraction form
    39,661.46/59,490.48 = 13,366.10/x
  3. Step 3: Cross multiply
    39,661.46x = 59,490.48 × 13,366.10
  4. Step 4: Simplify right side
    39,661.46x = 795,155,704.73
  5. Step 5: Solve for x
    x = 795,155,704.73/39,661.46
  6. Step 6: Final answer
    x = 20,048.57

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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.