Home / 13,043.07-19,566.16-4,155.28

Finding the Fourth Proportional to 13,043.07, 19,566.16 and 4,155.28

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Solution

The fourth proportional to 13,043.07, 19,566.16 and 4,155.28 is: 6,233.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.07 : 19,566.16 = 4,155.28 : x
  2. Step 2: Convert to fraction form
    13,043.07/19,566.16 = 4,155.28/x
  3. Step 3: Cross multiply
    13,043.07x = 19,566.16 × 4,155.28
  4. Step 4: Simplify right side
    13,043.07x = 81,302,873.32
  5. Step 5: Solve for x
    x = 81,302,873.32/13,043.07
  6. Step 6: Final answer
    x = 6,233.42

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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.