Home / 31,124.21-46,679.21-8,937.41

Finding the Fourth Proportional to 31,124.21, 46,679.21 and 8,937.41

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Solution

The fourth proportional to 31,124.21, 46,679.21 and 8,937.41 is: 13,404.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,124.21 : 46,679.21 = 8,937.41 : x
  2. Step 2: Convert to fraction form
    31,124.21/46,679.21 = 8,937.41/x
  3. Step 3: Cross multiply
    31,124.21x = 46,679.21 × 8,937.41
  4. Step 4: Simplify right side
    31,124.21x = 417,191,193.56
  5. Step 5: Solve for x
    x = 417,191,193.56/31,124.21
  6. Step 6: Final answer
    x = 13,404.07

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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.