Home / 40,747.69-61,106.57-14,086.85

Finding the Fourth Proportional to 40,747.69, 61,106.57 and 14,086.85

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Solution

The fourth proportional to 40,747.69, 61,106.57 and 14,086.85 is: 21,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,747.69 : 61,106.57 = 14,086.85 : x
  2. Step 2: Convert to fraction form
    40,747.69/61,106.57 = 14,086.85/x
  3. Step 3: Cross multiply
    40,747.69x = 61,106.57 × 14,086.85
  4. Step 4: Simplify right side
    40,747.69x = 860,798,762.46
  5. Step 5: Solve for x
    x = 860,798,762.46/40,747.69
  6. Step 6: Final answer
    x = 21,125.09

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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.