Home / 35,814.45-49,424.40-19,898.91

Finding the Fourth Proportional to 35,814.45, 49,424.40 and 19,898.91

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Solution

The fourth proportional to 35,814.45, 49,424.40 and 19,898.91 is: 27,460.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,814.45 : 49,424.40 = 19,898.91 : x
  2. Step 2: Convert to fraction form
    35,814.45/49,424.40 = 19,898.91/x
  3. Step 3: Cross multiply
    35,814.45x = 49,424.40 × 19,898.91
  4. Step 4: Simplify right side
    35,814.45x = 983,491,687.40
  5. Step 5: Solve for x
    x = 983,491,687.40/35,814.45
  6. Step 6: Final answer
    x = 27,460.75

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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.