Home / 19,038.19-28,526.08-13,481.56

Finding the Fourth Proportional to 19,038.19, 28,526.08 and 13,481.56

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Solution

The fourth proportional to 19,038.19, 28,526.08 and 13,481.56 is: 20,200.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.19 : 28,526.08 = 13,481.56 : x
  2. Step 2: Convert to fraction form
    19,038.19/28,526.08 = 13,481.56/x
  3. Step 3: Cross multiply
    19,038.19x = 28,526.08 × 13,481.56
  4. Step 4: Simplify right side
    19,038.19x = 384,576,042.23
  5. Step 5: Solve for x
    x = 384,576,042.23/19,038.19
  6. Step 6: Final answer
    x = 20,200.24

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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.