Home / 31,851.23-43,954.45-17,510.99

Finding the Fourth Proportional to 31,851.23, 43,954.45 and 17,510.99

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Solution

The fourth proportional to 31,851.23, 43,954.45 and 17,510.99 is: 24,165.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,851.23 : 43,954.45 = 17,510.99 : x
  2. Step 2: Convert to fraction form
    31,851.23/43,954.45 = 17,510.99/x
  3. Step 3: Cross multiply
    31,851.23x = 43,954.45 × 17,510.99
  4. Step 4: Simplify right side
    31,851.23x = 769,685,670.86
  5. Step 5: Solve for x
    x = 769,685,670.86/31,851.23
  6. Step 6: Final answer
    x = 24,165.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.