Home / 19,710.15-27,222.63-14,356.44

Finding the Fourth Proportional to 19,710.15, 27,222.63 and 14,356.44

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Solution

The fourth proportional to 19,710.15, 27,222.63 and 14,356.44 is: 19,828.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710.15 : 27,222.63 = 14,356.44 : x
  2. Step 2: Convert to fraction form
    19,710.15/27,222.63 = 14,356.44/x
  3. Step 3: Cross multiply
    19,710.15x = 27,222.63 × 14,356.44
  4. Step 4: Simplify right side
    19,710.15x = 390,819,846.34
  5. Step 5: Solve for x
    x = 390,819,846.34/19,710.15
  6. Step 6: Final answer
    x = 19,828.36

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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.