Home / 22,465.20-30,984.48-14,509.38

Finding the Fourth Proportional to 22,465.20, 30,984.48 and 14,509.38

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Solution

The fourth proportional to 22,465.20, 30,984.48 and 14,509.38 is: 20,011.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465.20 : 30,984.48 = 14,509.38 : x
  2. Step 2: Convert to fraction form
    22,465.20/30,984.48 = 14,509.38/x
  3. Step 3: Cross multiply
    22,465.20x = 30,984.48 × 14,509.38
  4. Step 4: Simplify right side
    22,465.20x = 449,565,594.42
  5. Step 5: Solve for x
    x = 449,565,594.42/22,465.20
  6. Step 6: Final answer
    x = 20,011.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.