Home / 41,047.11-61,570.71-12,970.05

Finding the Fourth Proportional to 41,047.11, 61,570.71 and 12,970.05

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Solution

The fourth proportional to 41,047.11, 61,570.71 and 12,970.05 is: 19,455.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,047.11 : 61,570.71 = 12,970.05 : x
  2. Step 2: Convert to fraction form
    41,047.11/61,570.71 = 12,970.05/x
  3. Step 3: Cross multiply
    41,047.11x = 61,570.71 × 12,970.05
  4. Step 4: Simplify right side
    41,047.11x = 798,575,187.24
  5. Step 5: Solve for x
    x = 798,575,187.24/41,047.11
  6. Step 6: Final answer
    x = 19,455.09

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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.