Home / 19,644.93-29,444.04-9,100.26

Finding the Fourth Proportional to 19,644.93, 29,444.04 and 9,100.26

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Solution

The fourth proportional to 19,644.93, 29,444.04 and 9,100.26 is: 13,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,644.93 : 29,444.04 = 9,100.26 : x
  2. Step 2: Convert to fraction form
    19,644.93/29,444.04 = 9,100.26/x
  3. Step 3: Cross multiply
    19,644.93x = 29,444.04 × 9,100.26
  4. Step 4: Simplify right side
    19,644.93x = 267,948,419.45
  5. Step 5: Solve for x
    x = 267,948,419.45/19,644.93
  6. Step 6: Final answer
    x = 13,639.57

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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.