Home / 57,868.64-86,743.42-26,300.66

Finding the Fourth Proportional to 57,868.64, 86,743.42 and 26,300.66

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Solution

The fourth proportional to 57,868.64, 86,743.42 and 26,300.66 is: 39,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,868.64 : 86,743.42 = 26,300.66 : x
  2. Step 2: Convert to fraction form
    57,868.64/86,743.42 = 26,300.66/x
  3. Step 3: Cross multiply
    57,868.64x = 86,743.42 × 26,300.66
  4. Step 4: Simplify right side
    57,868.64x = 2,281,409,196.66
  5. Step 5: Solve for x
    x = 2,281,409,196.66/57,868.64
  6. Step 6: Final answer
    x = 39,423.93

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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.