Home / 31,176.64-43,024.83-17,030.40

Finding the Fourth Proportional to 31,176.64, 43,024.83 and 17,030.40

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Solution

The fourth proportional to 31,176.64, 43,024.83 and 17,030.40 is: 23,502.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,176.64 : 43,024.83 = 17,030.40 : x
  2. Step 2: Convert to fraction form
    31,176.64/43,024.83 = 17,030.40/x
  3. Step 3: Cross multiply
    31,176.64x = 43,024.83 × 17,030.40
  4. Step 4: Simplify right side
    31,176.64x = 732,729,764.56
  5. Step 5: Solve for x
    x = 732,729,764.56/31,176.64
  6. Step 6: Final answer
    x = 23,502.53

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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.