Home / 31,302.36-47,012.04-27,555.48

Finding the Fourth Proportional to 31,302.36, 47,012.04 and 27,555.48

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Solution

The fourth proportional to 31,302.36, 47,012.04 and 27,555.48 is: 41,384.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,302.36 : 47,012.04 = 27,555.48 : x
  2. Step 2: Convert to fraction form
    31,302.36/47,012.04 = 27,555.48/x
  3. Step 3: Cross multiply
    31,302.36x = 47,012.04 × 27,555.48
  4. Step 4: Simplify right side
    31,302.36x = 1,295,439,327.98
  5. Step 5: Solve for x
    x = 1,295,439,327.98/31,302.36
  6. Step 6: Final answer
    x = 41,384.72

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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.