Home / 13,266.45-19,903.32-10,502.33

Finding the Fourth Proportional to 13,266.45, 19,903.32 and 10,502.33

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Solution

The fourth proportional to 13,266.45, 19,903.32 and 10,502.33 is: 15,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,266.45 : 19,903.32 = 10,502.33 : x
  2. Step 2: Convert to fraction form
    13,266.45/19,903.32 = 10,502.33/x
  3. Step 3: Cross multiply
    13,266.45x = 19,903.32 × 10,502.33
  4. Step 4: Simplify right side
    13,266.45x = 209,031,135.22
  5. Step 5: Solve for x
    x = 209,031,135.22/13,266.45
  6. Step 6: Final answer
    x = 15,756.37

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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.