Home / 55,890.16-83,843.58-18,454.19

Finding the Fourth Proportional to 55,890.16, 83,843.58 and 18,454.19

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Solution

The fourth proportional to 55,890.16, 83,843.58 and 18,454.19 is: 27,684.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,890.16 : 83,843.58 = 18,454.19 : x
  2. Step 2: Convert to fraction form
    55,890.16/83,843.58 = 18,454.19/x
  3. Step 3: Cross multiply
    55,890.16x = 83,843.58 × 18,454.19
  4. Step 4: Simplify right side
    55,890.16x = 1,547,265,355.60
  5. Step 5: Solve for x
    x = 1,547,265,355.60/55,890.16
  6. Step 6: Final answer
    x = 27,684.04

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1.5x scale

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.