Home / 14,385.16-21,577.62-5,626.18

Finding the Fourth Proportional to 14,385.16, 21,577.62 and 5,626.18

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Solution

The fourth proportional to 14,385.16, 21,577.62 and 5,626.18 is: 8,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385.16 : 21,577.62 = 5,626.18 : x
  2. Step 2: Convert to fraction form
    14,385.16/21,577.62 = 5,626.18/x
  3. Step 3: Cross multiply
    14,385.16x = 21,577.62 × 5,626.18
  4. Step 4: Simplify right side
    14,385.16x = 121,399,574.09
  5. Step 5: Solve for x
    x = 121,399,574.09/14,385.16
  6. Step 6: Final answer
    x = 8,439.22

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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.