Home / 28,054.80-38,740.41-17,462.43

Finding the Fourth Proportional to 28,054.80, 38,740.41 and 17,462.43

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Solution

The fourth proportional to 28,054.80, 38,740.41 and 17,462.43 is: 24,113.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,054.80 : 38,740.41 = 17,462.43 : x
  2. Step 2: Convert to fraction form
    28,054.80/38,740.41 = 17,462.43/x
  3. Step 3: Cross multiply
    28,054.80x = 38,740.41 × 17,462.43
  4. Step 4: Simplify right side
    28,054.80x = 676,501,697.80
  5. Step 5: Solve for x
    x = 676,501,697.80/28,054.80
  6. Step 6: Final answer
    x = 24,113.58

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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.