Home / 47,052.05-70,577.66-20,756.81

Finding the Fourth Proportional to 47,052.05, 70,577.66 and 20,756.81

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Solution

The fourth proportional to 47,052.05, 70,577.66 and 20,756.81 is: 31,135.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,052.05 : 70,577.66 = 20,756.81 : x
  2. Step 2: Convert to fraction form
    47,052.05/70,577.66 = 20,756.81/x
  3. Step 3: Cross multiply
    47,052.05x = 70,577.66 × 20,756.81
  4. Step 4: Simplify right side
    47,052.05x = 1,464,966,622.19
  5. Step 5: Solve for x
    x = 1,464,966,622.19/47,052.05
  6. Step 6: Final answer
    x = 31,135.03

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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.