Home / 14,059.13-19,402.50-7,771.50

Finding the Fourth Proportional to 14,059.13, 19,402.50 and 7,771.50

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Solution

The fourth proportional to 14,059.13, 19,402.50 and 7,771.50 is: 10,725.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.13 : 19,402.50 = 7,771.50 : x
  2. Step 2: Convert to fraction form
    14,059.13/19,402.50 = 7,771.50/x
  3. Step 3: Cross multiply
    14,059.13x = 19,402.50 × 7,771.50
  4. Step 4: Simplify right side
    14,059.13x = 150,786,557.89
  5. Step 5: Solve for x
    x = 150,786,557.89/14,059.13
  6. Step 6: Final answer
    x = 10,725.17

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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.