Home / 15,390.52-23,090.12-5,005.24

Finding the Fourth Proportional to 15,390.52, 23,090.12 and 5,005.24

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Solution

The fourth proportional to 15,390.52, 23,090.12 and 5,005.24 is: 7,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,390.52 : 23,090.12 = 5,005.24 : x
  2. Step 2: Convert to fraction form
    15,390.52/23,090.12 = 5,005.24/x
  3. Step 3: Cross multiply
    15,390.52x = 23,090.12 × 5,005.24
  4. Step 4: Simplify right side
    15,390.52x = 115,571,592.23
  5. Step 5: Solve for x
    x = 115,571,592.23/15,390.52
  6. Step 6: Final answer
    x = 7,509.27

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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.