Home / 25,656.54-38,460.79-13,148.89

Finding the Fourth Proportional to 25,656.54, 38,460.79 and 13,148.89

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Solution

The fourth proportional to 25,656.54, 38,460.79 and 13,148.89 is: 19,711.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656.54 : 38,460.79 = 13,148.89 : x
  2. Step 2: Convert to fraction form
    25,656.54/38,460.79 = 13,148.89/x
  3. Step 3: Cross multiply
    25,656.54x = 38,460.79 × 13,148.89
  4. Step 4: Simplify right side
    25,656.54x = 505,716,617.31
  5. Step 5: Solve for x
    x = 505,716,617.31/25,656.54
  6. Step 6: Final answer
    x = 19,711.02

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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.