Home / 31,205.07-43,038.21-23,573.79

Finding the Fourth Proportional to 31,205.07, 43,038.21 and 23,573.79

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Solution

The fourth proportional to 31,205.07, 43,038.21 and 23,573.79 is: 32,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,205.07 : 43,038.21 = 23,573.79 : x
  2. Step 2: Convert to fraction form
    31,205.07/43,038.21 = 23,573.79/x
  3. Step 3: Cross multiply
    31,205.07x = 43,038.21 × 23,573.79
  4. Step 4: Simplify right side
    31,205.07x = 1,014,573,724.52
  5. Step 5: Solve for x
    x = 1,014,573,724.52/31,205.07
  6. Step 6: Final answer
    x = 32,513.11

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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.