Home / 14,335.07-21,502.61-8,100.91

Finding the Fourth Proportional to 14,335.07, 21,502.61 and 8,100.91

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Solution

The fourth proportional to 14,335.07, 21,502.61 and 8,100.91 is: 12,151.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.07 : 21,502.61 = 8,100.91 : x
  2. Step 2: Convert to fraction form
    14,335.07/21,502.61 = 8,100.91/x
  3. Step 3: Cross multiply
    14,335.07x = 21,502.61 × 8,100.91
  4. Step 4: Simplify right side
    14,335.07x = 174,190,560.36
  5. Step 5: Solve for x
    x = 174,190,560.36/14,335.07
  6. Step 6: Final answer
    x = 12,151.36

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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.