Home / 25,464.24-38,173.68-9,871.20

Finding the Fourth Proportional to 25,464.24, 38,173.68 and 9,871.20

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Solution

The fourth proportional to 25,464.24, 38,173.68 and 9,871.20 is: 14,798.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,464.24 : 38,173.68 = 9,871.20 : x
  2. Step 2: Convert to fraction form
    25,464.24/38,173.68 = 9,871.20/x
  3. Step 3: Cross multiply
    25,464.24x = 38,173.68 × 9,871.20
  4. Step 4: Simplify right side
    25,464.24x = 376,820,030.02
  5. Step 5: Solve for x
    x = 376,820,030.02/25,464.24
  6. Step 6: Final answer
    x = 14,798.01

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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.