Home / 38,307.99-57,461.94-12,014.76

Finding the Fourth Proportional to 38,307.99, 57,461.94 and 12,014.76

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Solution

The fourth proportional to 38,307.99, 57,461.94 and 12,014.76 is: 18,022.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,307.99 : 57,461.94 = 12,014.76 : x
  2. Step 2: Convert to fraction form
    38,307.99/57,461.94 = 12,014.76/x
  3. Step 3: Cross multiply
    38,307.99x = 57,461.94 × 12,014.76
  4. Step 4: Simplify right side
    38,307.99x = 690,391,418.23
  5. Step 5: Solve for x
    x = 690,391,418.23/38,307.99
  6. Step 6: Final answer
    x = 18,022.13

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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.