Home / 29,362.90-40,520.85-16,787.65

Finding the Fourth Proportional to 29,362.90, 40,520.85 and 16,787.65

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Solution

The fourth proportional to 29,362.90, 40,520.85 and 16,787.65 is: 23,166.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,362.90 : 40,520.85 = 16,787.65 : x
  2. Step 2: Convert to fraction form
    29,362.90/40,520.85 = 16,787.65/x
  3. Step 3: Cross multiply
    29,362.90x = 40,520.85 × 16,787.65
  4. Step 4: Simplify right side
    29,362.90x = 680,249,644.90
  5. Step 5: Solve for x
    x = 680,249,644.90/29,362.90
  6. Step 6: Final answer
    x = 23,166.98

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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.