Home / 23,639.13-32,622.71-13,029.45

Finding the Fourth Proportional to 23,639.13, 32,622.71 and 13,029.45

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Solution

The fourth proportional to 23,639.13, 32,622.71 and 13,029.45 is: 17,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,639.13 : 32,622.71 = 13,029.45 : x
  2. Step 2: Convert to fraction form
    23,639.13/32,622.71 = 13,029.45/x
  3. Step 3: Cross multiply
    23,639.13x = 32,622.71 × 13,029.45
  4. Step 4: Simplify right side
    23,639.13x = 425,055,903.66
  5. Step 5: Solve for x
    x = 425,055,903.66/23,639.13
  6. Step 6: Final answer
    x = 17,981.03

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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.