Home / 14,004.09-19,321.52-8,335.98

Finding the Fourth Proportional to 14,004.09, 19,321.52 and 8,335.98

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Solution

The fourth proportional to 14,004.09, 19,321.52 and 8,335.98 is: 11,501.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.09 : 19,321.52 = 8,335.98 : x
  2. Step 2: Convert to fraction form
    14,004.09/19,321.52 = 8,335.98/x
  3. Step 3: Cross multiply
    14,004.09x = 19,321.52 × 8,335.98
  4. Step 4: Simplify right side
    14,004.09x = 161,063,762.61
  5. Step 5: Solve for x
    x = 161,063,762.61/14,004.09
  6. Step 6: Final answer
    x = 11,501.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.