Home / 31,708.72-47,563.08-17,850.16

Finding the Fourth Proportional to 31,708.72, 47,563.08 and 17,850.16

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Solution

The fourth proportional to 31,708.72, 47,563.08 and 17,850.16 is: 26,775.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,708.72 : 47,563.08 = 17,850.16 : x
  2. Step 2: Convert to fraction form
    31,708.72/47,563.08 = 17,850.16/x
  3. Step 3: Cross multiply
    31,708.72x = 47,563.08 × 17,850.16
  4. Step 4: Simplify right side
    31,708.72x = 849,008,588.09
  5. Step 5: Solve for x
    x = 849,008,588.09/31,708.72
  6. Step 6: Final answer
    x = 26,775.24

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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.