Home / 55,689.26-76,817.16-33,013.08

Finding the Fourth Proportional to 55,689.26, 76,817.16 and 33,013.08

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Solution

The fourth proportional to 55,689.26, 76,817.16 and 33,013.08 is: 45,537.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,689.26 : 76,817.16 = 33,013.08 : x
  2. Step 2: Convert to fraction form
    55,689.26/76,817.16 = 33,013.08/x
  3. Step 3: Cross multiply
    55,689.26x = 76,817.16 × 33,013.08
  4. Step 4: Simplify right side
    55,689.26x = 2,535,971,048.45
  5. Step 5: Solve for x
    x = 2,535,971,048.45/55,689.26
  6. Step 6: Final answer
    x = 45,537.89

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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.