Home / 10,395.28-15,554.70-9,832.36

Finding the Fourth Proportional to 10,395.28, 15,554.70 and 9,832.36

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Solution

The fourth proportional to 10,395.28, 15,554.70 and 9,832.36 is: 14,712.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.28 : 15,554.70 = 9,832.36 : x
  2. Step 2: Convert to fraction form
    10,395.28/15,554.70 = 9,832.36/x
  3. Step 3: Cross multiply
    10,395.28x = 15,554.70 × 9,832.36
  4. Step 4: Simplify right side
    10,395.28x = 152,939,410.09
  5. Step 5: Solve for x
    x = 152,939,410.09/10,395.28
  6. Step 6: Final answer
    x = 14,712.39

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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.