Home / 55,617.17-76,740.01-31,743.23

Finding the Fourth Proportional to 55,617.17, 76,740.01 and 31,743.23

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Solution

The fourth proportional to 55,617.17, 76,740.01 and 31,743.23 is: 43,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,617.17 : 76,740.01 = 31,743.23 : x
  2. Step 2: Convert to fraction form
    55,617.17/76,740.01 = 31,743.23/x
  3. Step 3: Cross multiply
    55,617.17x = 76,740.01 × 31,743.23
  4. Step 4: Simplify right side
    55,617.17x = 2,435,975,324.57
  5. Step 5: Solve for x
    x = 2,435,975,324.57/55,617.17
  6. Step 6: Final answer
    x = 43,798.98

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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.