Home / 45,788.50-68,572.02-39,588.36

Finding the Fourth Proportional to 45,788.50, 68,572.02 and 39,588.36

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Solution

The fourth proportional to 45,788.50, 68,572.02 and 39,588.36 is: 59,286.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,788.50 : 68,572.02 = 39,588.36 : x
  2. Step 2: Convert to fraction form
    45,788.50/68,572.02 = 39,588.36/x
  3. Step 3: Cross multiply
    45,788.50x = 68,572.02 × 39,588.36
  4. Step 4: Simplify right side
    45,788.50x = 2,714,653,813.69
  5. Step 5: Solve for x
    x = 2,714,653,813.69/45,788.50
  6. Step 6: Final answer
    x = 59,286.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.