Home / 19,615.77-29,415.56-9,083.34

Finding the Fourth Proportional to 19,615.77, 29,415.56 and 9,083.34

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Solution

The fourth proportional to 19,615.77, 29,415.56 and 9,083.34 is: 13,621.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,615.77 : 29,415.56 = 9,083.34 : x
  2. Step 2: Convert to fraction form
    19,615.77/29,415.56 = 9,083.34/x
  3. Step 3: Cross multiply
    19,615.77x = 29,415.56 × 9,083.34
  4. Step 4: Simplify right side
    19,615.77x = 267,191,487.35
  5. Step 5: Solve for x
    x = 267,191,487.35/19,615.77
  6. Step 6: Final answer
    x = 13,621.26

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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.