Home / 47,056.04-70,540.74-20,385.27

Finding the Fourth Proportional to 47,056.04, 70,540.74 and 20,385.27

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Solution

The fourth proportional to 47,056.04, 70,540.74 and 20,385.27 is: 30,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,056.04 : 70,540.74 = 20,385.27 : x
  2. Step 2: Convert to fraction form
    47,056.04/70,540.74 = 20,385.27/x
  3. Step 3: Cross multiply
    47,056.04x = 70,540.74 × 20,385.27
  4. Step 4: Simplify right side
    47,056.04x = 1,437,992,030.90
  5. Step 5: Solve for x
    x = 1,437,992,030.90/47,056.04
  6. Step 6: Final answer
    x = 30,559.14

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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.