Home / 37,839.70-56,758.94-12,897.11

Finding the Fourth Proportional to 37,839.70, 56,758.94 and 12,897.11

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Solution

The fourth proportional to 37,839.70, 56,758.94 and 12,897.11 is: 19,345.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,839.70 : 56,758.94 = 12,897.11 : x
  2. Step 2: Convert to fraction form
    37,839.70/56,758.94 = 12,897.11/x
  3. Step 3: Cross multiply
    37,839.70x = 56,758.94 × 12,897.11
  4. Step 4: Simplify right side
    37,839.70x = 732,026,370.08
  5. Step 5: Solve for x
    x = 732,026,370.08/37,839.70
  6. Step 6: Final answer
    x = 19,345.46

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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.