Home / 19,848.63-29,777.25-5,809.82

Finding the Fourth Proportional to 19,848.63, 29,777.25 and 5,809.82

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Solution

The fourth proportional to 19,848.63, 29,777.25 and 5,809.82 is: 8,715.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.63 : 29,777.25 = 5,809.82 : x
  2. Step 2: Convert to fraction form
    19,848.63/29,777.25 = 5,809.82/x
  3. Step 3: Cross multiply
    19,848.63x = 29,777.25 × 5,809.82
  4. Step 4: Simplify right side
    19,848.63x = 173,000,313.71
  5. Step 5: Solve for x
    x = 173,000,313.71/19,848.63
  6. Step 6: Final answer
    x = 8,715.98

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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.