Home / 55,908.77-83,845.39-18,461.87

Finding the Fourth Proportional to 55,908.77, 83,845.39 and 18,461.87

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Solution

The fourth proportional to 55,908.77, 83,845.39 and 18,461.87 is: 27,686.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,908.77 : 83,845.39 = 18,461.87 : x
  2. Step 2: Convert to fraction form
    55,908.77/83,845.39 = 18,461.87/x
  3. Step 3: Cross multiply
    55,908.77x = 83,845.39 × 18,461.87
  4. Step 4: Simplify right side
    55,908.77x = 1,547,942,178.74
  5. Step 5: Solve for x
    x = 1,547,942,178.74/55,908.77
  6. Step 6: Final answer
    x = 27,686.93

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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.