Home / 15,804.81-23,708.63-4,118.13

Finding the Fourth Proportional to 15,804.81, 23,708.63 and 4,118.13

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Solution

The fourth proportional to 15,804.81, 23,708.63 and 4,118.13 is: 6,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,804.81 : 23,708.63 = 4,118.13 : x
  2. Step 2: Convert to fraction form
    15,804.81/23,708.63 = 4,118.13/x
  3. Step 3: Cross multiply
    15,804.81x = 23,708.63 × 4,118.13
  4. Step 4: Simplify right side
    15,804.81x = 97,635,220.46
  5. Step 5: Solve for x
    x = 97,635,220.46/15,804.81
  6. Step 6: Final answer
    x = 6,177.56

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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.