Home / 37,655.02-56,443.11-12,686.44

Finding the Fourth Proportional to 37,655.02, 56,443.11 and 12,686.44

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Solution

The fourth proportional to 37,655.02, 56,443.11 and 12,686.44 is: 19,016.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,655.02 : 56,443.11 = 12,686.44 : x
  2. Step 2: Convert to fraction form
    37,655.02/56,443.11 = 12,686.44/x
  3. Step 3: Cross multiply
    37,655.02x = 56,443.11 × 12,686.44
  4. Step 4: Simplify right side
    37,655.02x = 716,061,846.21
  5. Step 5: Solve for x
    x = 716,061,846.21/37,655.02
  6. Step 6: Final answer
    x = 19,016.37

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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.