Home / 25,664.11-35,416.10-14,333.78

Finding the Fourth Proportional to 25,664.11, 35,416.10 and 14,333.78

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Solution

The fourth proportional to 25,664.11, 35,416.10 and 14,333.78 is: 19,780.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.11 : 35,416.10 = 14,333.78 : x
  2. Step 2: Convert to fraction form
    25,664.11/35,416.10 = 14,333.78/x
  3. Step 3: Cross multiply
    25,664.11x = 35,416.10 × 14,333.78
  4. Step 4: Simplify right side
    25,664.11x = 507,646,710.23
  5. Step 5: Solve for x
    x = 507,646,710.23/25,664.11
  6. Step 6: Final answer
    x = 19,780.42

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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.