Home / 31,273.92-46,915.20-10,503.36

Finding the Fourth Proportional to 31,273.92, 46,915.20 and 10,503.36

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Solution

The fourth proportional to 31,273.92, 46,915.20 and 10,503.36 is: 15,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,273.92 : 46,915.20 = 10,503.36 : x
  2. Step 2: Convert to fraction form
    31,273.92/46,915.20 = 10,503.36/x
  3. Step 3: Cross multiply
    31,273.92x = 46,915.20 × 10,503.36
  4. Step 4: Simplify right side
    31,273.92x = 492,767,235.07
  5. Step 5: Solve for x
    x = 492,767,235.07/31,273.92
  6. Step 6: Final answer
    x = 15,756.49

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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.