Home / 28,848.66-39,807.35-16,100.27

Finding the Fourth Proportional to 28,848.66, 39,807.35 and 16,100.27

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Solution

The fourth proportional to 28,848.66, 39,807.35 and 16,100.27 is: 22,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,848.66 : 39,807.35 = 16,100.27 : x
  2. Step 2: Convert to fraction form
    28,848.66/39,807.35 = 16,100.27/x
  3. Step 3: Cross multiply
    28,848.66x = 39,807.35 × 16,100.27
  4. Step 4: Simplify right side
    28,848.66x = 640,909,013.10
  5. Step 5: Solve for x
    x = 640,909,013.10/28,848.66
  6. Step 6: Final answer
    x = 22,216.25

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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.