Home / 61,837.32-92,756.21-15,090.20

Finding the Fourth Proportional to 61,837.32, 92,756.21 and 15,090.20

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Solution

The fourth proportional to 61,837.32, 92,756.21 and 15,090.20 is: 22,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,837.32 : 92,756.21 = 15,090.20 : x
  2. Step 2: Convert to fraction form
    61,837.32/92,756.21 = 15,090.20/x
  3. Step 3: Cross multiply
    61,837.32x = 92,756.21 × 15,090.20
  4. Step 4: Simplify right side
    61,837.32x = 1,399,709,568.75
  5. Step 5: Solve for x
    x = 1,399,709,568.75/61,837.32
  6. Step 6: Final answer
    x = 22,635.35

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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.