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Finding the Fourth Proportional to 25,972, 35,847.84 and 14,800.48

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Solution

The fourth proportional to 25,972, 35,847.84 and 14,800.48 is: 20,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,972 : 35,847.84 = 14,800.48 : x
  2. Step 2: Convert to fraction form
    25,972/35,847.84 = 14,800.48/x
  3. Step 3: Cross multiply
    25,972x = 35,847.84 × 14,800.48
  4. Step 4: Simplify right side
    25,972x = 530,565,238.96
  5. Step 5: Solve for x
    x = 530,565,238.96/25,972
  6. Step 6: Final answer
    x = 20,428.36

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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.