Home / 35,607.81-49,136.78-19,471.92

Finding the Fourth Proportional to 35,607.81, 49,136.78 and 19,471.92

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Solution

The fourth proportional to 35,607.81, 49,136.78 and 19,471.92 is: 26,870.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,607.81 : 49,136.78 = 19,471.92 : x
  2. Step 2: Convert to fraction form
    35,607.81/49,136.78 = 19,471.92/x
  3. Step 3: Cross multiply
    35,607.81x = 49,136.78 × 19,471.92
  4. Step 4: Simplify right side
    35,607.81x = 956,787,106.17
  5. Step 5: Solve for x
    x = 956,787,106.17/35,607.81
  6. Step 6: Final answer
    x = 26,870.15

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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.