Home / 53,518.60-73,855.74-29,644.78

Finding the Fourth Proportional to 53,518.60, 73,855.74 and 29,644.78

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Solution

The fourth proportional to 53,518.60, 73,855.74 and 29,644.78 is: 40,909.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,518.60 : 73,855.74 = 29,644.78 : x
  2. Step 2: Convert to fraction form
    53,518.60/73,855.74 = 29,644.78/x
  3. Step 3: Cross multiply
    53,518.60x = 73,855.74 × 29,644.78
  4. Step 4: Simplify right side
    53,518.60x = 2,189,437,164.04
  5. Step 5: Solve for x
    x = 2,189,437,164.04/53,518.60
  6. Step 6: Final answer
    x = 40,909.84

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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.