Home / 35,416.80-53,125.20-15,674.40

Finding the Fourth Proportional to 35,416.80, 53,125.20 and 15,674.40

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Solution

The fourth proportional to 35,416.80, 53,125.20 and 15,674.40 is: 23,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,416.80 : 53,125.20 = 15,674.40 : x
  2. Step 2: Convert to fraction form
    35,416.80/53,125.20 = 15,674.40/x
  3. Step 3: Cross multiply
    35,416.80x = 53,125.20 × 15,674.40
  4. Step 4: Simplify right side
    35,416.80x = 832,705,634.88
  5. Step 5: Solve for x
    x = 832,705,634.88/35,416.80
  6. Step 6: Final answer
    x = 23,511.60

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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.