Home / 14,095.75-21,143.35-5,664.18

Finding the Fourth Proportional to 14,095.75, 21,143.35 and 5,664.18

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Solution

The fourth proportional to 14,095.75, 21,143.35 and 5,664.18 is: 8,496.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095.75 : 21,143.35 = 5,664.18 : x
  2. Step 2: Convert to fraction form
    14,095.75/21,143.35 = 5,664.18/x
  3. Step 3: Cross multiply
    14,095.75x = 21,143.35 × 5,664.18
  4. Step 4: Simplify right side
    14,095.75x = 119,759,723.57
  5. Step 5: Solve for x
    x = 119,759,723.57/14,095.75
  6. Step 6: Final answer
    x = 8,496.16

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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.