Home / 36,384.06-54,576.09-13,009.08

Finding the Fourth Proportional to 36,384.06, 54,576.09 and 13,009.08

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Solution

The fourth proportional to 36,384.06, 54,576.09 and 13,009.08 is: 19,513.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,384.06 : 54,576.09 = 13,009.08 : x
  2. Step 2: Convert to fraction form
    36,384.06/54,576.09 = 13,009.08/x
  3. Step 3: Cross multiply
    36,384.06x = 54,576.09 × 13,009.08
  4. Step 4: Simplify right side
    36,384.06x = 709,984,720.90
  5. Step 5: Solve for x
    x = 709,984,720.90/36,384.06
  6. Step 6: Final answer
    x = 19,513.62

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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.