Home / 47,129.49-70,598.75-21,793.01

Finding the Fourth Proportional to 47,129.49, 70,598.75 and 21,793.01

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Solution

The fourth proportional to 47,129.49, 70,598.75 and 21,793.01 is: 32,645.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,129.49 : 70,598.75 = 21,793.01 : x
  2. Step 2: Convert to fraction form
    47,129.49/70,598.75 = 21,793.01/x
  3. Step 3: Cross multiply
    47,129.49x = 70,598.75 × 21,793.01
  4. Step 4: Simplify right side
    47,129.49x = 1,538,558,802.78
  5. Step 5: Solve for x
    x = 1,538,558,802.78/47,129.49
  6. Step 6: Final answer
    x = 32,645.35

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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.