Home / 19,756.85-29,658.42-15,599.66

Finding the Fourth Proportional to 19,756.85, 29,658.42 and 15,599.66

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Solution

The fourth proportional to 19,756.85, 29,658.42 and 15,599.66 is: 23,417.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.85 : 29,658.42 = 15,599.66 : x
  2. Step 2: Convert to fraction form
    19,756.85/29,658.42 = 15,599.66/x
  3. Step 3: Cross multiply
    19,756.85x = 29,658.42 × 15,599.66
  4. Step 4: Simplify right side
    19,756.85x = 462,661,119.85
  5. Step 5: Solve for x
    x = 462,661,119.85/19,756.85
  6. Step 6: Final answer
    x = 23,417.76

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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.