Home / 34,554.41-47,686.62-19,448.05

Finding the Fourth Proportional to 34,554.41, 47,686.62 and 19,448.05

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Solution

The fourth proportional to 34,554.41, 47,686.62 and 19,448.05 is: 26,839.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,554.41 : 47,686.62 = 19,448.05 : x
  2. Step 2: Convert to fraction form
    34,554.41/47,686.62 = 19,448.05/x
  3. Step 3: Cross multiply
    34,554.41x = 47,686.62 × 19,448.05
  4. Step 4: Simplify right side
    34,554.41x = 927,411,434.42
  5. Step 5: Solve for x
    x = 927,411,434.42/34,554.41
  6. Step 6: Final answer
    x = 26,839.17

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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.