Home / 55,382.49-76,425.16-31,506.93

Finding the Fourth Proportional to 55,382.49, 76,425.16 and 31,506.93

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Solution

The fourth proportional to 55,382.49, 76,425.16 and 31,506.93 is: 43,478.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,382.49 : 76,425.16 = 31,506.93 : x
  2. Step 2: Convert to fraction form
    55,382.49/76,425.16 = 31,506.93/x
  3. Step 3: Cross multiply
    55,382.49x = 76,425.16 × 31,506.93
  4. Step 4: Simplify right side
    55,382.49x = 2,407,922,166.36
  5. Step 5: Solve for x
    x = 2,407,922,166.36/55,382.49
  6. Step 6: Final answer
    x = 43,478.04

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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.