Home / 30,686.55-46,023.17-10,966.47

Finding the Fourth Proportional to 30,686.55, 46,023.17 and 10,966.47

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Solution

The fourth proportional to 30,686.55, 46,023.17 and 10,966.47 is: 16,447.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,686.55 : 46,023.17 = 10,966.47 : x
  2. Step 2: Convert to fraction form
    30,686.55/46,023.17 = 10,966.47/x
  3. Step 3: Cross multiply
    30,686.55x = 46,023.17 × 10,966.47
  4. Step 4: Simplify right side
    30,686.55x = 504,711,658.28
  5. Step 5: Solve for x
    x = 504,711,658.28/30,686.55
  6. Step 6: Final answer
    x = 16,447.32

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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.