Home / 14,123.90-19,487.05-10,091.95

Finding the Fourth Proportional to 14,123.90, 19,487.05 and 10,091.95

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Solution

The fourth proportional to 14,123.90, 19,487.05 and 10,091.95 is: 13,924.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,123.90 : 19,487.05 = 10,091.95 : x
  2. Step 2: Convert to fraction form
    14,123.90/19,487.05 = 10,091.95/x
  3. Step 3: Cross multiply
    14,123.90x = 19,487.05 × 10,091.95
  4. Step 4: Simplify right side
    14,123.90x = 196,662,260.30
  5. Step 5: Solve for x
    x = 196,662,260.30/14,123.90
  6. Step 6: Final answer
    x = 13,924.07

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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.