Home / 57,262.77-85,884.39-15,143.31

Finding the Fourth Proportional to 57,262.77, 85,884.39 and 15,143.31

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Solution

The fourth proportional to 57,262.77, 85,884.39 and 15,143.31 is: 22,712.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,262.77 : 85,884.39 = 15,143.31 : x
  2. Step 2: Convert to fraction form
    57,262.77/85,884.39 = 15,143.31/x
  3. Step 3: Cross multiply
    57,262.77x = 85,884.39 × 15,143.31
  4. Step 4: Simplify right side
    57,262.77x = 1,300,573,941.93
  5. Step 5: Solve for x
    x = 1,300,573,941.93/57,262.77
  6. Step 6: Final answer
    x = 22,712.38

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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.