Home / 14,294.80-21,442.20-6,913.68

Finding the Fourth Proportional to 14,294.80, 21,442.20 and 6,913.68

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Solution

The fourth proportional to 14,294.80, 21,442.20 and 6,913.68 is: 10,370.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,294.80 : 21,442.20 = 6,913.68 : x
  2. Step 2: Convert to fraction form
    14,294.80/21,442.20 = 6,913.68/x
  3. Step 3: Cross multiply
    14,294.80x = 21,442.20 × 6,913.68
  4. Step 4: Simplify right side
    14,294.80x = 148,244,509.30
  5. Step 5: Solve for x
    x = 148,244,509.30/14,294.80
  6. Step 6: Final answer
    x = 10,370.52

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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.