Home / 48,621.93-72,945.86-17,457.45

Finding the Fourth Proportional to 48,621.93, 72,945.86 and 17,457.45

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Solution

The fourth proportional to 48,621.93, 72,945.86 and 17,457.45 is: 26,190.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,621.93 : 72,945.86 = 17,457.45 : x
  2. Step 2: Convert to fraction form
    48,621.93/72,945.86 = 17,457.45/x
  3. Step 3: Cross multiply
    48,621.93x = 72,945.86 × 17,457.45
  4. Step 4: Simplify right side
    48,621.93x = 1,273,448,703.66
  5. Step 5: Solve for x
    x = 1,273,448,703.66/48,621.93
  6. Step 6: Final answer
    x = 26,190.83

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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.