Home / 37,909.93-52,326.11-21,999.50

Finding the Fourth Proportional to 37,909.93, 52,326.11 and 21,999.50

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Solution

The fourth proportional to 37,909.93, 52,326.11 and 21,999.50 is: 30,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,909.93 : 52,326.11 = 21,999.50 : x
  2. Step 2: Convert to fraction form
    37,909.93/52,326.11 = 21,999.50/x
  3. Step 3: Cross multiply
    37,909.93x = 52,326.11 × 21,999.50
  4. Step 4: Simplify right side
    37,909.93x = 1,151,148,256.95
  5. Step 5: Solve for x
    x = 1,151,148,256.95/37,909.93
  6. Step 6: Final answer
    x = 30,365.35

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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.