Home / 34,976.08-48,267.96-19,869.20

Finding the Fourth Proportional to 34,976.08, 48,267.96 and 19,869.20

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Solution

The fourth proportional to 34,976.08, 48,267.96 and 19,869.20 is: 27,420.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,976.08 : 48,267.96 = 19,869.20 : x
  2. Step 2: Convert to fraction form
    34,976.08/48,267.96 = 19,869.20/x
  3. Step 3: Cross multiply
    34,976.08x = 48,267.96 × 19,869.20
  4. Step 4: Simplify right side
    34,976.08x = 959,045,750.83
  5. Step 5: Solve for x
    x = 959,045,750.83/34,976.08
  6. Step 6: Final answer
    x = 27,420.05

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1.5x scale

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.