Home / 56,582.28-84,877.74-17,142.66

Finding the Fourth Proportional to 56,582.28, 84,877.74 and 17,142.66

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Solution

The fourth proportional to 56,582.28, 84,877.74 and 17,142.66 is: 25,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,582.28 : 84,877.74 = 17,142.66 : x
  2. Step 2: Convert to fraction form
    56,582.28/84,877.74 = 17,142.66/x
  3. Step 3: Cross multiply
    56,582.28x = 84,877.74 × 17,142.66
  4. Step 4: Simplify right side
    56,582.28x = 1,455,030,238.39
  5. Step 5: Solve for x
    x = 1,455,030,238.39/56,582.28
  6. Step 6: Final answer
    x = 25,715.30

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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.