Home / 13,501.44-20,254.32-5,710.32

Finding the Fourth Proportional to 13,501.44, 20,254.32 and 5,710.32

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Solution

The fourth proportional to 13,501.44, 20,254.32 and 5,710.32 is: 8,566.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501.44 : 20,254.32 = 5,710.32 : x
  2. Step 2: Convert to fraction form
    13,501.44/20,254.32 = 5,710.32/x
  3. Step 3: Cross multiply
    13,501.44x = 20,254.32 × 5,710.32
  4. Step 4: Simplify right side
    13,501.44x = 115,658,648.58
  5. Step 5: Solve for x
    x = 115,658,648.58/13,501.44
  6. Step 6: Final answer
    x = 8,566.39

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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.