Home / 19,669.02-29,512.56-9,132.26

Finding the Fourth Proportional to 19,669.02, 29,512.56 and 9,132.26

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Solution

The fourth proportional to 19,669.02, 29,512.56 and 9,132.26 is: 13,702.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,669.02 : 29,512.56 = 9,132.26 : x
  2. Step 2: Convert to fraction form
    19,669.02/29,512.56 = 9,132.26/x
  3. Step 3: Cross multiply
    19,669.02x = 29,512.56 × 9,132.26
  4. Step 4: Simplify right side
    19,669.02x = 269,516,371.19
  5. Step 5: Solve for x
    x = 269,516,371.19/19,669.02
  6. Step 6: Final answer
    x = 13,702.58

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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.