Home / 45,387.24-68,081.17-15,804.99

Finding the Fourth Proportional to 45,387.24, 68,081.17 and 15,804.99

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Solution

The fourth proportional to 45,387.24, 68,081.17 and 15,804.99 is: 23,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,387.24 : 68,081.17 = 15,804.99 : x
  2. Step 2: Convert to fraction form
    45,387.24/68,081.17 = 15,804.99/x
  3. Step 3: Cross multiply
    45,387.24x = 68,081.17 × 15,804.99
  4. Step 4: Simplify right side
    45,387.24x = 1,076,021,870.63
  5. Step 5: Solve for x
    x = 1,076,021,870.63/45,387.24
  6. Step 6: Final answer
    x = 23,707.59

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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.