Home / 10,328.00-15,548.19-9,409.46

Finding the Fourth Proportional to 10,328.00, 15,548.19 and 9,409.46

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Solution

The fourth proportional to 10,328.00, 15,548.19 and 9,409.46 is: 14,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.00 : 15,548.19 = 9,409.46 : x
  2. Step 2: Convert to fraction form
    10,328.00/15,548.19 = 9,409.46/x
  3. Step 3: Cross multiply
    10,328.00x = 15,548.19 × 9,409.46
  4. Step 4: Simplify right side
    10,328.00x = 146,299,994.14
  5. Step 5: Solve for x
    x = 146,299,994.14/10,328.00
  6. Step 6: Final answer
    x = 14,165.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.