Home / 14,612.75-21,908.19-4,746.14

Finding the Fourth Proportional to 14,612.75, 21,908.19 and 4,746.14

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Solution

The fourth proportional to 14,612.75, 21,908.19 and 4,746.14 is: 7,115.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.75 : 21,908.19 = 4,746.14 : x
  2. Step 2: Convert to fraction form
    14,612.75/21,908.19 = 4,746.14/x
  3. Step 3: Cross multiply
    14,612.75x = 21,908.19 × 4,746.14
  4. Step 4: Simplify right side
    14,612.75x = 103,979,336.89
  5. Step 5: Solve for x
    x = 103,979,336.89/14,612.75
  6. Step 6: Final answer
    x = 7,115.66

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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.