Home / 15,637.92-23,453.64-5,770.45

Finding the Fourth Proportional to 15,637.92, 23,453.64 and 5,770.45

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Solution

The fourth proportional to 15,637.92, 23,453.64 and 5,770.45 is: 8,654.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637.92 : 23,453.64 = 5,770.45 : x
  2. Step 2: Convert to fraction form
    15,637.92/23,453.64 = 5,770.45/x
  3. Step 3: Cross multiply
    15,637.92x = 23,453.64 × 5,770.45
  4. Step 4: Simplify right side
    15,637.92x = 135,338,111.12
  5. Step 5: Solve for x
    x = 135,338,111.12/15,637.92
  6. Step 6: Final answer
    x = 8,654.48

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1.5x scale

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.