Home / 47,301.48-70,976.52-21,025.08

Finding the Fourth Proportional to 47,301.48, 70,976.52 and 21,025.08

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Solution

The fourth proportional to 47,301.48, 70,976.52 and 21,025.08 is: 31,548.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,301.48 : 70,976.52 = 21,025.08 : x
  2. Step 2: Convert to fraction form
    47,301.48/70,976.52 = 21,025.08/x
  3. Step 3: Cross multiply
    47,301.48x = 70,976.52 × 21,025.08
  4. Step 4: Simplify right side
    47,301.48x = 1,492,287,011.12
  5. Step 5: Solve for x
    x = 1,492,287,011.12/47,301.48
  6. Step 6: Final answer
    x = 31,548.42

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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.