Home / 31,748.59-47,629.32-9,561.07

Finding the Fourth Proportional to 31,748.59, 47,629.32 and 9,561.07

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Solution

The fourth proportional to 31,748.59, 47,629.32 and 9,561.07 is: 14,343.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,748.59 : 47,629.32 = 9,561.07 : x
  2. Step 2: Convert to fraction form
    31,748.59/47,629.32 = 9,561.07/x
  3. Step 3: Cross multiply
    31,748.59x = 47,629.32 × 9,561.07
  4. Step 4: Simplify right side
    31,748.59x = 455,387,262.57
  5. Step 5: Solve for x
    x = 455,387,262.57/31,748.59
  6. Step 6: Final answer
    x = 14,343.54

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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.