Home / 14,621.20-21,937.92-9,946.72

Finding the Fourth Proportional to 14,621.20, 21,937.92 and 9,946.72

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Solution

The fourth proportional to 14,621.20, 21,937.92 and 9,946.72 is: 14,924.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.20 : 21,937.92 = 9,946.72 : x
  2. Step 2: Convert to fraction form
    14,621.20/21,937.92 = 9,946.72/x
  3. Step 3: Cross multiply
    14,621.20x = 21,937.92 × 9,946.72
  4. Step 4: Simplify right side
    14,621.20x = 218,210,347.62
  5. Step 5: Solve for x
    x = 218,210,347.62/14,621.20
  6. Step 6: Final answer
    x = 14,924.24

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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.