Home / 25,401-35,052.30-14,070.45

Finding the Fourth Proportional to 25,401, 35,052.30 and 14,070.45

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Solution

The fourth proportional to 25,401, 35,052.30 and 14,070.45 is: 19,416.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,401 : 35,052.30 = 14,070.45 : x
  2. Step 2: Convert to fraction form
    25,401/35,052.30 = 14,070.45/x
  3. Step 3: Cross multiply
    25,401x = 35,052.30 × 14,070.45
  4. Step 4: Simplify right side
    25,401x = 493,201,634.54
  5. Step 5: Solve for x
    x = 493,201,634.54/25,401
  6. Step 6: Final answer
    x = 19,416.62

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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.