Home / 28,937.50-43,406.20-19,004.95

Finding the Fourth Proportional to 28,937.50, 43,406.20 and 19,004.95

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Solution

The fourth proportional to 28,937.50, 43,406.20 and 19,004.95 is: 28,507.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,937.50 : 43,406.20 = 19,004.95 : x
  2. Step 2: Convert to fraction form
    28,937.50/43,406.20 = 19,004.95/x
  3. Step 3: Cross multiply
    28,937.50x = 43,406.20 × 19,004.95
  4. Step 4: Simplify right side
    28,937.50x = 824,932,660.69
  5. Step 5: Solve for x
    x = 824,932,660.69/28,937.50
  6. Step 6: Final answer
    x = 28,507.39

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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.