Home / 61,310.12-84,605.24-35,818.85

Finding the Fourth Proportional to 61,310.12, 84,605.24 and 35,818.85

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Solution

The fourth proportional to 61,310.12, 84,605.24 and 35,818.85 is: 49,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,310.12 : 84,605.24 = 35,818.85 : x
  2. Step 2: Convert to fraction form
    61,310.12/84,605.24 = 35,818.85/x
  3. Step 3: Cross multiply
    61,310.12x = 84,605.24 × 35,818.85
  4. Step 4: Simplify right side
    61,310.12x = 3,030,461,798.65
  5. Step 5: Solve for x
    x = 3,030,461,798.65/61,310.12
  6. Step 6: Final answer
    x = 49,428.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.