Home / 47,050.56-70,574.58-11,511.81

Finding the Fourth Proportional to 47,050.56, 70,574.58 and 11,511.81

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Solution

The fourth proportional to 47,050.56, 70,574.58 and 11,511.81 is: 17,267.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,050.56 : 70,574.58 = 11,511.81 : x
  2. Step 2: Convert to fraction form
    47,050.56/70,574.58 = 11,511.81/x
  3. Step 3: Cross multiply
    47,050.56x = 70,574.58 × 11,511.81
  4. Step 4: Simplify right side
    47,050.56x = 812,441,155.79
  5. Step 5: Solve for x
    x = 812,441,155.79/47,050.56
  6. Step 6: Final answer
    x = 17,267.41

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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.