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Finding the Fourth Proportional to 25,351.56, 34,984.04 and 14,595.98

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Solution

The fourth proportional to 25,351.56, 34,984.04 and 14,595.98 is: 20,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.56 : 34,984.04 = 14,595.98 : x
  2. Step 2: Convert to fraction form
    25,351.56/34,984.04 = 14,595.98/x
  3. Step 3: Cross multiply
    25,351.56x = 34,984.04 × 14,595.98
  4. Step 4: Simplify right side
    25,351.56x = 510,626,100.26
  5. Step 5: Solve for x
    x = 510,626,100.26/25,351.56
  6. Step 6: Final answer
    x = 20,141.80

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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.