Home / 40,837.67-61,256.81-11,257.12

Finding the Fourth Proportional to 40,837.67, 61,256.81 and 11,257.12

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Solution

The fourth proportional to 40,837.67, 61,256.81 and 11,257.12 is: 16,885.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,837.67 : 61,256.81 = 11,257.12 : x
  2. Step 2: Convert to fraction form
    40,837.67/61,256.81 = 11,257.12/x
  3. Step 3: Cross multiply
    40,837.67x = 61,256.81 × 11,257.12
  4. Step 4: Simplify right side
    40,837.67x = 689,575,260.99
  5. Step 5: Solve for x
    x = 689,575,260.99/40,837.67
  6. Step 6: Final answer
    x = 16,885.76

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1.5x scale

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.