Home / 31,501.85-47,237.58-11,510.64

Finding the Fourth Proportional to 31,501.85, 47,237.58 and 11,510.64

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Solution

The fourth proportional to 31,501.85, 47,237.58 and 11,510.64 is: 17,260.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,501.85 : 47,237.58 = 11,510.64 : x
  2. Step 2: Convert to fraction form
    31,501.85/47,237.58 = 11,510.64/x
  3. Step 3: Cross multiply
    31,501.85x = 47,237.58 × 11,510.64
  4. Step 4: Simplify right side
    31,501.85x = 543,734,777.85
  5. Step 5: Solve for x
    x = 543,734,777.85/31,501.85
  6. Step 6: Final answer
    x = 17,260.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.