Home / 23,435.57-32,336.09-13,878.47

Finding the Fourth Proportional to 23,435.57, 32,336.09 and 13,878.47

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Solution

The fourth proportional to 23,435.57, 32,336.09 and 13,878.47 is: 19,149.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,435.57 : 32,336.09 = 13,878.47 : x
  2. Step 2: Convert to fraction form
    23,435.57/32,336.09 = 13,878.47/x
  3. Step 3: Cross multiply
    23,435.57x = 32,336.09 × 13,878.47
  4. Step 4: Simplify right side
    23,435.57x = 448,775,223.91
  5. Step 5: Solve for x
    x = 448,775,223.91/23,435.57
  6. Step 6: Final answer
    x = 19,149.32

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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.