Home / 20,849.40-31,276.15-6,058.45

Finding the Fourth Proportional to 20,849.40, 31,276.15 and 6,058.45

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Solution

The fourth proportional to 20,849.40, 31,276.15 and 6,058.45 is: 9,088.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,849.40 : 31,276.15 = 6,058.45 : x
  2. Step 2: Convert to fraction form
    20,849.40/31,276.15 = 6,058.45/x
  3. Step 3: Cross multiply
    20,849.40x = 31,276.15 × 6,058.45
  4. Step 4: Simplify right side
    20,849.40x = 189,484,856.03
  5. Step 5: Solve for x
    x = 189,484,856.03/20,849.40
  6. Step 6: Final answer
    x = 9,088.26

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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.