Home / 15,430.74-23,146.10-3,743.96

Finding the Fourth Proportional to 15,430.74, 23,146.10 and 3,743.96

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Solution

The fourth proportional to 15,430.74, 23,146.10 and 3,743.96 is: 5,615.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,430.74 : 23,146.10 = 3,743.96 : x
  2. Step 2: Convert to fraction form
    15,430.74/23,146.10 = 3,743.96/x
  3. Step 3: Cross multiply
    15,430.74x = 23,146.10 × 3,743.96
  4. Step 4: Simplify right side
    15,430.74x = 86,657,973.21
  5. Step 5: Solve for x
    x = 86,657,973.21/15,430.74
  6. Step 6: Final answer
    x = 5,615.93

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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.