Home / 14,130.36-21,192.84-5,366.16

Finding the Fourth Proportional to 14,130.36, 21,192.84 and 5,366.16

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Solution

The fourth proportional to 14,130.36, 21,192.84 and 5,366.16 is: 8,048.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,130.36 : 21,192.84 = 5,366.16 : x
  2. Step 2: Convert to fraction form
    14,130.36/21,192.84 = 5,366.16/x
  3. Step 3: Cross multiply
    14,130.36x = 21,192.84 × 5,366.16
  4. Step 4: Simplify right side
    14,130.36x = 113,724,170.29
  5. Step 5: Solve for x
    x = 113,724,170.29/14,130.36
  6. Step 6: Final answer
    x = 8,048.21

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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.