Home / 53,289.48-73,538.09-29,415.64

Finding the Fourth Proportional to 53,289.48, 73,538.09 and 29,415.64

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Solution

The fourth proportional to 53,289.48, 73,538.09 and 29,415.64 is: 40,592.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,289.48 : 73,538.09 = 29,415.64 : x
  2. Step 2: Convert to fraction form
    53,289.48/73,538.09 = 29,415.64/x
  3. Step 3: Cross multiply
    53,289.48x = 73,538.09 × 29,415.64
  4. Step 4: Simplify right side
    53,289.48x = 2,163,169,981.73
  5. Step 5: Solve for x
    x = 2,163,169,981.73/53,289.48
  6. Step 6: Final answer
    x = 40,592.81

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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.