Home / 45,580.68-62,870.27-39,601.80

Finding the Fourth Proportional to 45,580.68, 62,870.27 and 39,601.80

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Solution

The fourth proportional to 45,580.68, 62,870.27 and 39,601.80 is: 54,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,580.68 : 62,870.27 = 39,601.80 : x
  2. Step 2: Convert to fraction form
    45,580.68/62,870.27 = 39,601.80/x
  3. Step 3: Cross multiply
    45,580.68x = 62,870.27 × 39,601.80
  4. Step 4: Simplify right side
    45,580.68x = 2,489,775,858.49
  5. Step 5: Solve for x
    x = 2,489,775,858.49/45,580.68
  6. Step 6: Final answer
    x = 54,623.49

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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.