Home / 14,323.16-21,446.44-8,395.18

Finding the Fourth Proportional to 14,323.16, 21,446.44 and 8,395.18

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Solution

The fourth proportional to 14,323.16, 21,446.44 and 8,395.18 is: 12,570.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,323.16 : 21,446.44 = 8,395.18 : x
  2. Step 2: Convert to fraction form
    14,323.16/21,446.44 = 8,395.18/x
  3. Step 3: Cross multiply
    14,323.16x = 21,446.44 × 8,395.18
  4. Step 4: Simplify right side
    14,323.16x = 180,046,649.56
  5. Step 5: Solve for x
    x = 180,046,649.56/14,323.16
  6. Step 6: Final answer
    x = 12,570.31

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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.