Home / 31,312.72-46,975.23-11,591.44

Finding the Fourth Proportional to 31,312.72, 46,975.23 and 11,591.44

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Solution

The fourth proportional to 31,312.72, 46,975.23 and 11,591.44 is: 17,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,312.72 : 46,975.23 = 11,591.44 : x
  2. Step 2: Convert to fraction form
    31,312.72/46,975.23 = 11,591.44/x
  3. Step 3: Cross multiply
    31,312.72x = 46,975.23 × 11,591.44
  4. Step 4: Simplify right side
    31,312.72x = 544,510,677.47
  5. Step 5: Solve for x
    x = 544,510,677.47/31,312.72
  6. Step 6: Final answer
    x = 17,389.44

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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.