Home / 19,460.15-29,160.51-10,103.23

Finding the Fourth Proportional to 19,460.15, 29,160.51 and 10,103.23

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Solution

The fourth proportional to 19,460.15, 29,160.51 and 10,103.23 is: 15,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460.15 : 29,160.51 = 10,103.23 : x
  2. Step 2: Convert to fraction form
    19,460.15/29,160.51 = 10,103.23/x
  3. Step 3: Cross multiply
    19,460.15x = 29,160.51 × 10,103.23
  4. Step 4: Simplify right side
    19,460.15x = 294,615,338.01
  5. Step 5: Solve for x
    x = 294,615,338.01/19,460.15
  6. Step 6: Final answer
    x = 15,139.42

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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.