Home / 56,827.02-85,265.10-30,501

Finding the Fourth Proportional to 56,827.02, 85,265.10 and 30,501

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Solution

The fourth proportional to 56,827.02, 85,265.10 and 30,501 is: 45,764.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,827.02 : 85,265.10 = 30,501 : x
  2. Step 2: Convert to fraction form
    56,827.02/85,265.10 = 30,501/x
  3. Step 3: Cross multiply
    56,827.02x = 85,265.10 × 30,501
  4. Step 4: Simplify right side
    56,827.02x = 2,600,670,815.10
  5. Step 5: Solve for x
    x = 2,600,670,815.10/56,827.02
  6. Step 6: Final answer
    x = 45,764.69

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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.