Home / 31,089.40-46,647.90-16,294.80

Finding the Fourth Proportional to 31,089.40, 46,647.90 and 16,294.80

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Solution

The fourth proportional to 31,089.40, 46,647.90 and 16,294.80 is: 24,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,089.40 : 46,647.90 = 16,294.80 : x
  2. Step 2: Convert to fraction form
    31,089.40/46,647.90 = 16,294.80/x
  3. Step 3: Cross multiply
    31,089.40x = 46,647.90 × 16,294.80
  4. Step 4: Simplify right side
    31,089.40x = 760,118,200.92
  5. Step 5: Solve for x
    x = 760,118,200.92/31,089.40
  6. Step 6: Final answer
    x = 24,449.43

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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.