Home / 13,237.08-19,865.28-10,126.08

Finding the Fourth Proportional to 13,237.08, 19,865.28 and 10,126.08

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Solution

The fourth proportional to 13,237.08, 19,865.28 and 10,126.08 is: 15,196.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.08 : 19,865.28 = 10,126.08 : x
  2. Step 2: Convert to fraction form
    13,237.08/19,865.28 = 10,126.08/x
  3. Step 3: Cross multiply
    13,237.08x = 19,865.28 × 10,126.08
  4. Step 4: Simplify right side
    13,237.08x = 201,157,414.50
  5. Step 5: Solve for x
    x = 201,157,414.50/13,237.08
  6. Step 6: Final answer
    x = 15,196.51

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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.