Home / 17,271.96-23,852.70-13,539.48

Finding the Fourth Proportional to 17,271.96, 23,852.70 and 13,539.48

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Solution

The fourth proportional to 17,271.96, 23,852.70 and 13,539.48 is: 18,698.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,271.96 : 23,852.70 = 13,539.48 : x
  2. Step 2: Convert to fraction form
    17,271.96/23,852.70 = 13,539.48/x
  3. Step 3: Cross multiply
    17,271.96x = 23,852.70 × 13,539.48
  4. Step 4: Simplify right side
    17,271.96x = 322,953,154.60
  5. Step 5: Solve for x
    x = 322,953,154.60/17,271.96
  6. Step 6: Final answer
    x = 18,698.12

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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.