Home / 25,135.00-34,686.69-13,805.65

Finding the Fourth Proportional to 25,135.00, 34,686.69 and 13,805.65

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Solution

The fourth proportional to 25,135.00, 34,686.69 and 13,805.65 is: 19,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.00 : 34,686.69 = 13,805.65 : x
  2. Step 2: Convert to fraction form
    25,135.00/34,686.69 = 13,805.65/x
  3. Step 3: Cross multiply
    25,135.00x = 34,686.69 × 13,805.65
  4. Step 4: Simplify right side
    25,135.00x = 478,872,293.39
  5. Step 5: Solve for x
    x = 478,872,293.39/25,135.00
  6. Step 6: Final answer
    x = 19,052.01

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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.