Home / 28,070.58-42,097.11-9,346.23

Finding the Fourth Proportional to 28,070.58, 42,097.11 and 9,346.23

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Solution

The fourth proportional to 28,070.58, 42,097.11 and 9,346.23 is: 14,016.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,070.58 : 42,097.11 = 9,346.23 : x
  2. Step 2: Convert to fraction form
    28,070.58/42,097.11 = 9,346.23/x
  3. Step 3: Cross multiply
    28,070.58x = 42,097.11 × 9,346.23
  4. Step 4: Simplify right side
    28,070.58x = 393,449,272.40
  5. Step 5: Solve for x
    x = 393,449,272.40/28,070.58
  6. Step 6: Final answer
    x = 14,016.43

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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.