Home / 55,910.40-83,865.60-26,318.40

Finding the Fourth Proportional to 55,910.40, 83,865.60 and 26,318.40

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Solution

The fourth proportional to 55,910.40, 83,865.60 and 26,318.40 is: 39,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,910.40 : 83,865.60 = 26,318.40 : x
  2. Step 2: Convert to fraction form
    55,910.40/83,865.60 = 26,318.40/x
  3. Step 3: Cross multiply
    55,910.40x = 83,865.60 × 26,318.40
  4. Step 4: Simplify right side
    55,910.40x = 2,207,208,407.04
  5. Step 5: Solve for x
    x = 2,207,208,407.04/55,910.40
  6. Step 6: Final answer
    x = 39,477.60

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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.