Home / 25,271.04-37,900.80-11,424

Finding the Fourth Proportional to 25,271.04, 37,900.80 and 11,424

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Solution

The fourth proportional to 25,271.04, 37,900.80 and 11,424 is: 17,133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,271.04 : 37,900.80 = 11,424 : x
  2. Step 2: Convert to fraction form
    25,271.04/37,900.80 = 11,424/x
  3. Step 3: Cross multiply
    25,271.04x = 37,900.80 × 11,424
  4. Step 4: Simplify right side
    25,271.04x = 432,978,739.20
  5. Step 5: Solve for x
    x = 432,978,739.20/25,271.04
  6. Step 6: Final answer
    x = 17,133.40

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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.