Home / 31,649.21-47,432.29-23,290.09

Finding the Fourth Proportional to 31,649.21, 47,432.29 and 23,290.09

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Solution

The fourth proportional to 31,649.21, 47,432.29 and 23,290.09 is: 34,904.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,649.21 : 47,432.29 = 23,290.09 : x
  2. Step 2: Convert to fraction form
    31,649.21/47,432.29 = 23,290.09/x
  3. Step 3: Cross multiply
    31,649.21x = 47,432.29 × 23,290.09
  4. Step 4: Simplify right side
    31,649.21x = 1,104,702,303.01
  5. Step 5: Solve for x
    x = 1,104,702,303.01/31,649.21
  6. Step 6: Final answer
    x = 34,904.58

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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.