Home / 56,725.28-84,927.77-30,010.76

Finding the Fourth Proportional to 56,725.28, 84,927.77 and 30,010.76

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Solution

The fourth proportional to 56,725.28, 84,927.77 and 30,010.76 is: 44,931.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,725.28 : 84,927.77 = 30,010.76 : x
  2. Step 2: Convert to fraction form
    56,725.28/84,927.77 = 30,010.76/x
  3. Step 3: Cross multiply
    56,725.28x = 84,927.77 × 30,010.76
  4. Step 4: Simplify right side
    56,725.28x = 2,548,746,772.75
  5. Step 5: Solve for x
    x = 2,548,746,772.75/56,725.28
  6. Step 6: Final answer
    x = 44,931.41

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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.