Home / 20,597.03-28,434.93-16,111.25

Finding the Fourth Proportional to 20,597.03, 28,434.93 and 16,111.25

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Solution

The fourth proportional to 20,597.03, 28,434.93 and 16,111.25 is: 22,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,597.03 : 28,434.93 = 16,111.25 : x
  2. Step 2: Convert to fraction form
    20,597.03/28,434.93 = 16,111.25/x
  3. Step 3: Cross multiply
    20,597.03x = 28,434.93 × 16,111.25
  4. Step 4: Simplify right side
    20,597.03x = 458,122,265.96
  5. Step 5: Solve for x
    x = 458,122,265.96/20,597.03
  6. Step 6: Final answer
    x = 22,242.15

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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.