Home / 25,837.48-38,688.56-16,924.78

Finding the Fourth Proportional to 25,837.48, 38,688.56 and 16,924.78

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Solution

The fourth proportional to 25,837.48, 38,688.56 and 16,924.78 is: 25,342.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,837.48 : 38,688.56 = 16,924.78 : x
  2. Step 2: Convert to fraction form
    25,837.48/38,688.56 = 16,924.78/x
  3. Step 3: Cross multiply
    25,837.48x = 38,688.56 × 16,924.78
  4. Step 4: Simplify right side
    25,837.48x = 654,795,271.30
  5. Step 5: Solve for x
    x = 654,795,271.30/25,837.48
  6. Step 6: Final answer
    x = 25,342.84

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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.