Home / 23,999.55-33,111.99-15,506.40

Finding the Fourth Proportional to 23,999.55, 33,111.99 and 15,506.40

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Solution

The fourth proportional to 23,999.55, 33,111.99 and 15,506.40 is: 21,394.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,999.55 : 33,111.99 = 15,506.40 : x
  2. Step 2: Convert to fraction form
    23,999.55/33,111.99 = 15,506.40/x
  3. Step 3: Cross multiply
    23,999.55x = 33,111.99 × 15,506.40
  4. Step 4: Simplify right side
    23,999.55x = 513,447,761.74
  5. Step 5: Solve for x
    x = 513,447,761.74/23,999.55
  6. Step 6: Final answer
    x = 21,394.06

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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.