Home / 60,591.24-90,913.32-21,176.64

Finding the Fourth Proportional to 60,591.24, 90,913.32 and 21,176.64

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Solution

The fourth proportional to 60,591.24, 90,913.32 and 21,176.64 is: 31,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,591.24 : 90,913.32 = 21,176.64 : x
  2. Step 2: Convert to fraction form
    60,591.24/90,913.32 = 21,176.64/x
  3. Step 3: Cross multiply
    60,591.24x = 90,913.32 × 21,176.64
  4. Step 4: Simplify right side
    60,591.24x = 1,925,238,648.84
  5. Step 5: Solve for x
    x = 1,925,238,648.84/60,591.24
  6. Step 6: Final answer
    x = 31,774.21

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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.