Home / 14,620.40-21,946.20-6,304.48

Finding the Fourth Proportional to 14,620.40, 21,946.20 and 6,304.48

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Solution

The fourth proportional to 14,620.40, 21,946.20 and 6,304.48 is: 9,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.40 : 21,946.20 = 6,304.48 : x
  2. Step 2: Convert to fraction form
    14,620.40/21,946.20 = 6,304.48/x
  3. Step 3: Cross multiply
    14,620.40x = 21,946.20 × 6,304.48
  4. Step 4: Simplify right side
    14,620.40x = 138,359,378.98
  5. Step 5: Solve for x
    x = 138,359,378.98/14,620.40
  6. Step 6: Final answer
    x = 9,463.45

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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.