Home / 19,047.26-26,292.12-15,504.32

Finding the Fourth Proportional to 19,047.26, 26,292.12 and 15,504.32

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Solution

The fourth proportional to 19,047.26, 26,292.12 and 15,504.32 is: 21,401.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.26 : 26,292.12 = 15,504.32 : x
  2. Step 2: Convert to fraction form
    19,047.26/26,292.12 = 15,504.32/x
  3. Step 3: Cross multiply
    19,047.26x = 26,292.12 × 15,504.32
  4. Step 4: Simplify right side
    19,047.26x = 407,641,441.96
  5. Step 5: Solve for x
    x = 407,641,441.96/19,047.26
  6. Step 6: Final answer
    x = 21,401.58

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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.