Home / 31,170.48-46,756.08-8,984.22

Finding the Fourth Proportional to 31,170.48, 46,756.08 and 8,984.22

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Solution

The fourth proportional to 31,170.48, 46,756.08 and 8,984.22 is: 13,476.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,170.48 : 46,756.08 = 8,984.22 : x
  2. Step 2: Convert to fraction form
    31,170.48/46,756.08 = 8,984.22/x
  3. Step 3: Cross multiply
    31,170.48x = 46,756.08 × 8,984.22
  4. Step 4: Simplify right side
    31,170.48x = 420,066,909.06
  5. Step 5: Solve for x
    x = 420,066,909.06/31,170.48
  6. Step 6: Final answer
    x = 13,476.43

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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.