Home / 23,740.23-32,761.71-13,130.58

Finding the Fourth Proportional to 23,740.23, 32,761.71 and 13,130.58

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Solution

The fourth proportional to 23,740.23, 32,761.71 and 13,130.58 is: 18,120.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,740.23 : 32,761.71 = 13,130.58 : x
  2. Step 2: Convert to fraction form
    23,740.23/32,761.71 = 13,130.58/x
  3. Step 3: Cross multiply
    23,740.23x = 32,761.71 × 13,130.58
  4. Step 4: Simplify right side
    23,740.23x = 430,180,254.09
  5. Step 5: Solve for x
    x = 430,180,254.09/23,740.23
  6. Step 6: Final answer
    x = 18,120.31

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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.