Home / 45,790.99-68,661.25-14,192.29

Finding the Fourth Proportional to 45,790.99, 68,661.25 and 14,192.29

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Solution

The fourth proportional to 45,790.99, 68,661.25 and 14,192.29 is: 21,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,790.99 : 68,661.25 = 14,192.29 : x
  2. Step 2: Convert to fraction form
    45,790.99/68,661.25 = 14,192.29/x
  3. Step 3: Cross multiply
    45,790.99x = 68,661.25 × 14,192.29
  4. Step 4: Simplify right side
    45,790.99x = 974,460,371.76
  5. Step 5: Solve for x
    x = 974,460,371.76/45,790.99
  6. Step 6: Final answer
    x = 21,280.61

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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.