Home / 28,929.96-39,877.06-23,615.64

Finding the Fourth Proportional to 28,929.96, 39,877.06 and 23,615.64

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Solution

The fourth proportional to 28,929.96, 39,877.06 and 23,615.64 is: 32,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,929.96 : 39,877.06 = 23,615.64 : x
  2. Step 2: Convert to fraction form
    28,929.96/39,877.06 = 23,615.64/x
  3. Step 3: Cross multiply
    28,929.96x = 39,877.06 × 23,615.64
  4. Step 4: Simplify right side
    28,929.96x = 941,722,293.22
  5. Step 5: Solve for x
    x = 941,722,293.22/28,929.96
  6. Step 6: Final answer
    x = 32,551.80

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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.