Home / 15,448.73-23,281.90-13,969.60

Finding the Fourth Proportional to 15,448.73, 23,281.90 and 13,969.60

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Solution

The fourth proportional to 15,448.73, 23,281.90 and 13,969.60 is: 21,052.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448.73 : 23,281.90 = 13,969.60 : x
  2. Step 2: Convert to fraction form
    15,448.73/23,281.90 = 13,969.60/x
  3. Step 3: Cross multiply
    15,448.73x = 23,281.90 × 13,969.60
  4. Step 4: Simplify right side
    15,448.73x = 325,238,737.11
  5. Step 5: Solve for x
    x = 325,238,737.11/15,448.73
  6. Step 6: Final answer
    x = 21,052.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.