Home / 25,119.33-34,665.02-13,789.94

Finding the Fourth Proportional to 25,119.33, 34,665.02 and 13,789.94

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Solution

The fourth proportional to 25,119.33, 34,665.02 and 13,789.94 is: 19,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,119.33 : 34,665.02 = 13,789.94 : x
  2. Step 2: Convert to fraction form
    25,119.33/34,665.02 = 13,789.94/x
  3. Step 3: Cross multiply
    25,119.33x = 34,665.02 × 13,789.94
  4. Step 4: Simplify right side
    25,119.33x = 478,028,303.62
  5. Step 5: Solve for x
    x = 478,028,303.62/25,119.33
  6. Step 6: Final answer
    x = 19,030.30

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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.