Home / 29,420.99-44,126.83-12,776.55

Finding the Fourth Proportional to 29,420.99, 44,126.83 and 12,776.55

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Solution

The fourth proportional to 29,420.99, 44,126.83 and 12,776.55 is: 19,162.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,420.99 : 44,126.83 = 12,776.55 : x
  2. Step 2: Convert to fraction form
    29,420.99/44,126.83 = 12,776.55/x
  3. Step 3: Cross multiply
    29,420.99x = 44,126.83 × 12,776.55
  4. Step 4: Simplify right side
    29,420.99x = 563,788,748.54
  5. Step 5: Solve for x
    x = 563,788,748.54/29,420.99
  6. Step 6: Final answer
    x = 19,162.81

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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.