Home / 55,529.64-83,285.82-18,585

Finding the Fourth Proportional to 55,529.64, 83,285.82 and 18,585

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Solution

The fourth proportional to 55,529.64, 83,285.82 and 18,585 is: 27,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,529.64 : 83,285.82 = 18,585 : x
  2. Step 2: Convert to fraction form
    55,529.64/83,285.82 = 18,585/x
  3. Step 3: Cross multiply
    55,529.64x = 83,285.82 × 18,585
  4. Step 4: Simplify right side
    55,529.64x = 1,547,866,964.70
  5. Step 5: Solve for x
    x = 1,547,866,964.70/55,529.64
  6. Step 6: Final answer
    x = 27,874.61

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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.