Home / 31,523.02-43,501.20-17,182.99

Finding the Fourth Proportional to 31,523.02, 43,501.20 and 17,182.99

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Solution

The fourth proportional to 31,523.02, 43,501.20 and 17,182.99 is: 23,712.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,523.02 : 43,501.20 = 17,182.99 : x
  2. Step 2: Convert to fraction form
    31,523.02/43,501.20 = 17,182.99/x
  3. Step 3: Cross multiply
    31,523.02x = 43,501.20 × 17,182.99
  4. Step 4: Simplify right side
    31,523.02x = 747,480,684.59
  5. Step 5: Solve for x
    x = 747,480,684.59/31,523.02
  6. Step 6: Final answer
    x = 23,712.22

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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.