Home / 23,420.84-35,088.72-13,539.24

Finding the Fourth Proportional to 23,420.84, 35,088.72 and 13,539.24

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Solution

The fourth proportional to 23,420.84, 35,088.72 and 13,539.24 is: 20,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,420.84 : 35,088.72 = 13,539.24 : x
  2. Step 2: Convert to fraction form
    23,420.84/35,088.72 = 13,539.24/x
  3. Step 3: Cross multiply
    23,420.84x = 35,088.72 × 13,539.24
  4. Step 4: Simplify right side
    23,420.84x = 475,074,601.37
  5. Step 5: Solve for x
    x = 475,074,601.37/23,420.84
  6. Step 6: Final answer
    x = 20,284.27

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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.