Home / 28,994.04-43,507.79-15,667.07

Finding the Fourth Proportional to 28,994.04, 43,507.79 and 15,667.07

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Solution

The fourth proportional to 28,994.04, 43,507.79 and 15,667.07 is: 23,509.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994.04 : 43,507.79 = 15,667.07 : x
  2. Step 2: Convert to fraction form
    28,994.04/43,507.79 = 15,667.07/x
  3. Step 3: Cross multiply
    28,994.04x = 43,507.79 × 15,667.07
  4. Step 4: Simplify right side
    28,994.04x = 681,639,295.60
  5. Step 5: Solve for x
    x = 681,639,295.60/28,994.04
  6. Step 6: Final answer
    x = 23,509.63

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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.