Home / 34,776.48-47,991.08-18,860.62

Finding the Fourth Proportional to 34,776.48, 47,991.08 and 18,860.62

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Solution

The fourth proportional to 34,776.48, 47,991.08 and 18,860.62 is: 26,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,776.48 : 47,991.08 = 18,860.62 : x
  2. Step 2: Convert to fraction form
    34,776.48/47,991.08 = 18,860.62/x
  3. Step 3: Cross multiply
    34,776.48x = 47,991.08 × 18,860.62
  4. Step 4: Simplify right side
    34,776.48x = 905,141,523.27
  5. Step 5: Solve for x
    x = 905,141,523.27/34,776.48
  6. Step 6: Final answer
    x = 26,027.40

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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.