Home / 25,570.24-38,361.40-8,040.07

Finding the Fourth Proportional to 25,570.24, 38,361.40 and 8,040.07

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Solution

The fourth proportional to 25,570.24, 38,361.40 and 8,040.07 is: 12,062.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,570.24 : 38,361.40 = 8,040.07 : x
  2. Step 2: Convert to fraction form
    25,570.24/38,361.40 = 8,040.07/x
  3. Step 3: Cross multiply
    25,570.24x = 38,361.40 × 8,040.07
  4. Step 4: Simplify right side
    25,570.24x = 308,428,457.01
  5. Step 5: Solve for x
    x = 308,428,457.01/25,570.24
  6. Step 6: Final answer
    x = 12,062.01

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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.