Home / 25,928.64-38,895.02-12,773.84

Finding the Fourth Proportional to 25,928.64, 38,895.02 and 12,773.84

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Solution

The fourth proportional to 25,928.64, 38,895.02 and 12,773.84 is: 19,161.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,928.64 : 38,895.02 = 12,773.84 : x
  2. Step 2: Convert to fraction form
    25,928.64/38,895.02 = 12,773.84/x
  3. Step 3: Cross multiply
    25,928.64x = 38,895.02 × 12,773.84
  4. Step 4: Simplify right side
    25,928.64x = 496,838,762.28
  5. Step 5: Solve for x
    x = 496,838,762.28/25,928.64
  6. Step 6: Final answer
    x = 19,161.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.