Home / 53,378.19-73,658.70-29,503.44

Finding the Fourth Proportional to 53,378.19, 73,658.70 and 29,503.44

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Solution

The fourth proportional to 53,378.19, 73,658.70 and 29,503.44 is: 40,712.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,378.19 : 73,658.70 = 29,503.44 : x
  2. Step 2: Convert to fraction form
    53,378.19/73,658.70 = 29,503.44/x
  3. Step 3: Cross multiply
    53,378.19x = 73,658.70 × 29,503.44
  4. Step 4: Simplify right side
    53,378.19x = 2,173,185,035.93
  5. Step 5: Solve for x
    x = 2,173,185,035.93/53,378.19
  6. Step 6: Final answer
    x = 40,712.98

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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.