Home / 25,445.55-38,171.93-9,864.75

Finding the Fourth Proportional to 25,445.55, 38,171.93 and 9,864.75

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Solution

The fourth proportional to 25,445.55, 38,171.93 and 9,864.75 is: 14,798.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445.55 : 38,171.93 = 9,864.75 : x
  2. Step 2: Convert to fraction form
    25,445.55/38,171.93 = 9,864.75/x
  3. Step 3: Cross multiply
    25,445.55x = 38,171.93 × 9,864.75
  4. Step 4: Simplify right side
    25,445.55x = 376,556,497.14
  5. Step 5: Solve for x
    x = 376,556,497.14/25,445.55
  6. Step 6: Final answer
    x = 14,798.52

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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.