Home / 23,587.47-35,368.40-11,715.20

Finding the Fourth Proportional to 23,587.47, 35,368.40 and 11,715.20

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Solution

The fourth proportional to 23,587.47, 35,368.40 and 11,715.20 is: 17,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,587.47 : 35,368.40 = 11,715.20 : x
  2. Step 2: Convert to fraction form
    23,587.47/35,368.40 = 11,715.20/x
  3. Step 3: Cross multiply
    23,587.47x = 35,368.40 × 11,715.20
  4. Step 4: Simplify right side
    23,587.47x = 414,347,644.26
  5. Step 5: Solve for x
    x = 414,347,644.26/23,587.47
  6. Step 6: Final answer
    x = 17,566.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.