Home / 31,256.20-46,888.86-9,069.70

Finding the Fourth Proportional to 31,256.20, 46,888.86 and 9,069.70

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Solution

The fourth proportional to 31,256.20, 46,888.86 and 9,069.70 is: 13,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,256.20 : 46,888.86 = 9,069.70 : x
  2. Step 2: Convert to fraction form
    31,256.20/46,888.86 = 9,069.70/x
  3. Step 3: Cross multiply
    31,256.20x = 46,888.86 × 9,069.70
  4. Step 4: Simplify right side
    31,256.20x = 425,267,893.54
  5. Step 5: Solve for x
    x = 425,267,893.54/31,256.20
  6. Step 6: Final answer
    x = 13,605.87

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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.