Home / 31,376.88-47,051.50-14,741.64

Finding the Fourth Proportional to 31,376.88, 47,051.50 and 14,741.64

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Solution

The fourth proportional to 31,376.88, 47,051.50 and 14,741.64 is: 22,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,376.88 : 47,051.50 = 14,741.64 : x
  2. Step 2: Convert to fraction form
    31,376.88/47,051.50 = 14,741.64/x
  3. Step 3: Cross multiply
    31,376.88x = 47,051.50 × 14,741.64
  4. Step 4: Simplify right side
    31,376.88x = 693,616,274.46
  5. Step 5: Solve for x
    x = 693,616,274.46/31,376.88
  6. Step 6: Final answer
    x = 22,105.97

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1.5x scale

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.