Home / 14,398.50-19,869.93-8,110.74

Finding the Fourth Proportional to 14,398.50, 19,869.93 and 8,110.74

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Solution

The fourth proportional to 14,398.50, 19,869.93 and 8,110.74 is: 11,192.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398.50 : 19,869.93 = 8,110.74 : x
  2. Step 2: Convert to fraction form
    14,398.50/19,869.93 = 8,110.74/x
  3. Step 3: Cross multiply
    14,398.50x = 19,869.93 × 8,110.74
  4. Step 4: Simplify right side
    14,398.50x = 161,159,836.05
  5. Step 5: Solve for x
    x = 161,159,836.05/14,398.50
  6. Step 6: Final answer
    x = 11,192.82

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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.