Home / 31,409.37-47,124.28-14,771.06

Finding the Fourth Proportional to 31,409.37, 47,124.28 and 14,771.06

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Solution

The fourth proportional to 31,409.37, 47,124.28 and 14,771.06 is: 22,161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,409.37 : 47,124.28 = 14,771.06 : x
  2. Step 2: Convert to fraction form
    31,409.37/47,124.28 = 14,771.06/x
  3. Step 3: Cross multiply
    31,409.37x = 47,124.28 × 14,771.06
  4. Step 4: Simplify right side
    31,409.37x = 696,075,526.90
  5. Step 5: Solve for x
    x = 696,075,526.90/31,409.37
  6. Step 6: Final answer
    x = 22,161.40

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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.