Home / 23,242.79-34,825.86-13,390.35

Finding the Fourth Proportional to 23,242.79, 34,825.86 and 13,390.35

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Solution

The fourth proportional to 23,242.79, 34,825.86 and 13,390.35 is: 20,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,242.79 : 34,825.86 = 13,390.35 : x
  2. Step 2: Convert to fraction form
    23,242.79/34,825.86 = 13,390.35/x
  3. Step 3: Cross multiply
    23,242.79x = 34,825.86 × 13,390.35
  4. Step 4: Simplify right side
    23,242.79x = 466,330,454.45
  5. Step 5: Solve for x
    x = 466,330,454.45/23,242.79
  6. Step 6: Final answer
    x = 20,063.45

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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.