Home / 13,233.64-18,261.42-7,264.36

Finding the Fourth Proportional to 13,233.64, 18,261.42 and 7,264.36

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Solution

The fourth proportional to 13,233.64, 18,261.42 and 7,264.36 is: 10,024.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.64 : 18,261.42 = 7,264.36 : x
  2. Step 2: Convert to fraction form
    13,233.64/18,261.42 = 7,264.36/x
  3. Step 3: Cross multiply
    13,233.64x = 18,261.42 × 7,264.36
  4. Step 4: Simplify right side
    13,233.64x = 132,657,528.99
  5. Step 5: Solve for x
    x = 132,657,528.99/13,233.64
  6. Step 6: Final answer
    x = 10,024.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.