Home / 47,026.05-70,557.44-20,712.35

Finding the Fourth Proportional to 47,026.05, 70,557.44 and 20,712.35

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Solution

The fourth proportional to 47,026.05, 70,557.44 and 20,712.35 is: 31,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,026.05 : 70,557.44 = 20,712.35 : x
  2. Step 2: Convert to fraction form
    47,026.05/70,557.44 = 20,712.35/x
  3. Step 3: Cross multiply
    47,026.05x = 70,557.44 × 20,712.35
  4. Step 4: Simplify right side
    47,026.05x = 1,461,409,936.04
  5. Step 5: Solve for x
    x = 1,461,409,936.04/47,026.05
  6. Step 6: Final answer
    x = 31,076.60

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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.