Home / 25,971.63-38,993.49-13,330.35

Finding the Fourth Proportional to 25,971.63, 38,993.49 and 13,330.35

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Solution

The fourth proportional to 25,971.63, 38,993.49 and 13,330.35 is: 20,014.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,971.63 : 38,993.49 = 13,330.35 : x
  2. Step 2: Convert to fraction form
    25,971.63/38,993.49 = 13,330.35/x
  3. Step 3: Cross multiply
    25,971.63x = 38,993.49 × 13,330.35
  4. Step 4: Simplify right side
    25,971.63x = 519,796,869.42
  5. Step 5: Solve for x
    x = 519,796,869.42/25,971.63
  6. Step 6: Final answer
    x = 20,014.03

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1.5x scale

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.