Home / 11,535.21-17,316.48-9,709.07

Finding the Fourth Proportional to 11,535.21, 17,316.48 and 9,709.07

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Solution

The fourth proportional to 11,535.21, 17,316.48 and 9,709.07 is: 14,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,535.21 : 17,316.48 = 9,709.07 : x
  2. Step 2: Convert to fraction form
    11,535.21/17,316.48 = 9,709.07/x
  3. Step 3: Cross multiply
    11,535.21x = 17,316.48 × 9,709.07
  4. Step 4: Simplify right side
    11,535.21x = 168,126,866.30
  5. Step 5: Solve for x
    x = 168,126,866.30/11,535.21
  6. Step 6: Final answer
    x = 14,575.10

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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.