Home / 14,950.20-22,425.30-12,646.20

Finding the Fourth Proportional to 14,950.20, 22,425.30 and 12,646.20

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Solution

The fourth proportional to 14,950.20, 22,425.30 and 12,646.20 is: 18,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,950.20 : 22,425.30 = 12,646.20 : x
  2. Step 2: Convert to fraction form
    14,950.20/22,425.30 = 12,646.20/x
  3. Step 3: Cross multiply
    14,950.20x = 22,425.30 × 12,646.20
  4. Step 4: Simplify right side
    14,950.20x = 283,594,828.86
  5. Step 5: Solve for x
    x = 283,594,828.86/14,950.20
  6. Step 6: Final answer
    x = 18,969.30

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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.