Home / 14,254.44-21,339.96-8,313.16

Finding the Fourth Proportional to 14,254.44, 21,339.96 and 8,313.16

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Solution

The fourth proportional to 14,254.44, 21,339.96 and 8,313.16 is: 12,445.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.44 : 21,339.96 = 8,313.16 : x
  2. Step 2: Convert to fraction form
    14,254.44/21,339.96 = 8,313.16/x
  3. Step 3: Cross multiply
    14,254.44x = 21,339.96 × 8,313.16
  4. Step 4: Simplify right side
    14,254.44x = 177,402,501.87
  5. Step 5: Solve for x
    x = 177,402,501.87/14,254.44
  6. Step 6: Final answer
    x = 12,445.42

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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.