Home / 53,026.88-73,140.30-36,021.60

Finding the Fourth Proportional to 53,026.88, 73,140.30 and 36,021.60

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Solution

The fourth proportional to 53,026.88, 73,140.30 and 36,021.60 is: 49,684.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,026.88 : 73,140.30 = 36,021.60 : x
  2. Step 2: Convert to fraction form
    53,026.88/73,140.30 = 36,021.60/x
  3. Step 3: Cross multiply
    53,026.88x = 73,140.30 × 36,021.60
  4. Step 4: Simplify right side
    53,026.88x = 2,634,630,630.48
  5. Step 5: Solve for x
    x = 2,634,630,630.48/53,026.88
  6. Step 6: Final answer
    x = 49,684.82

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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.