Home / 23,630.40-35,434.32-13,772.52

Finding the Fourth Proportional to 23,630.40, 35,434.32 and 13,772.52

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Solution

The fourth proportional to 23,630.40, 35,434.32 and 13,772.52 is: 20,652.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,630.40 : 35,434.32 = 13,772.52 : x
  2. Step 2: Convert to fraction form
    23,630.40/35,434.32 = 13,772.52/x
  3. Step 3: Cross multiply
    23,630.40x = 35,434.32 × 13,772.52
  4. Step 4: Simplify right side
    23,630.40x = 488,019,880.89
  5. Step 5: Solve for x
    x = 488,019,880.89/23,630.40
  6. Step 6: Final answer
    x = 20,652.21

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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.