Home / 25,189.65-34,766.15-14,435.01

Finding the Fourth Proportional to 25,189.65, 34,766.15 and 14,435.01

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Solution

The fourth proportional to 25,189.65, 34,766.15 and 14,435.01 is: 19,922.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.65 : 34,766.15 = 14,435.01 : x
  2. Step 2: Convert to fraction form
    25,189.65/34,766.15 = 14,435.01/x
  3. Step 3: Cross multiply
    25,189.65x = 34,766.15 × 14,435.01
  4. Step 4: Simplify right side
    25,189.65x = 501,849,650.74
  5. Step 5: Solve for x
    x = 501,849,650.74/25,189.65
  6. Step 6: Final answer
    x = 19,922.85

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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.