Home / 19,015.10-26,241.02-10,516.80

Finding the Fourth Proportional to 19,015.10, 26,241.02 and 10,516.80

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Solution

The fourth proportional to 19,015.10, 26,241.02 and 10,516.80 is: 14,513.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.10 : 26,241.02 = 10,516.80 : x
  2. Step 2: Convert to fraction form
    19,015.10/26,241.02 = 10,516.80/x
  3. Step 3: Cross multiply
    19,015.10x = 26,241.02 × 10,516.80
  4. Step 4: Simplify right side
    19,015.10x = 275,971,559.14
  5. Step 5: Solve for x
    x = 275,971,559.14/19,015.10
  6. Step 6: Final answer
    x = 14,513.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.