Home / 47,184.09-70,751.63-13,899.77

Finding the Fourth Proportional to 47,184.09, 70,751.63 and 13,899.77

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Solution

The fourth proportional to 47,184.09, 70,751.63 and 13,899.77 is: 20,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,184.09 : 70,751.63 = 13,899.77 : x
  2. Step 2: Convert to fraction form
    47,184.09/70,751.63 = 13,899.77/x
  3. Step 3: Cross multiply
    47,184.09x = 70,751.63 × 13,899.77
  4. Step 4: Simplify right side
    47,184.09x = 983,430,960.87
  5. Step 5: Solve for x
    x = 983,430,960.87/47,184.09
  6. Step 6: Final answer
    x = 20,842.43

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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.