Home / 15,637.20-23,455.79-5,256.24

Finding the Fourth Proportional to 15,637.20, 23,455.79 and 5,256.24

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Solution

The fourth proportional to 15,637.20, 23,455.79 and 5,256.24 is: 7,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637.20 : 23,455.79 = 5,256.24 : x
  2. Step 2: Convert to fraction form
    15,637.20/23,455.79 = 5,256.24/x
  3. Step 3: Cross multiply
    15,637.20x = 23,455.79 × 5,256.24
  4. Step 4: Simplify right side
    15,637.20x = 123,289,261.63
  5. Step 5: Solve for x
    x = 123,289,261.63/15,637.20
  6. Step 6: Final answer
    x = 7,884.36

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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.