Home / 28,043.91-42,096.65-14,000.00

Finding the Fourth Proportional to 28,043.91, 42,096.65 and 14,000.00

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Solution

The fourth proportional to 28,043.91, 42,096.65 and 14,000.00 is: 21,015.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043.91 : 42,096.65 = 14,000.00 : x
  2. Step 2: Convert to fraction form
    28,043.91/42,096.65 = 14,000.00/x
  3. Step 3: Cross multiply
    28,043.91x = 42,096.65 × 14,000.00
  4. Step 4: Simplify right side
    28,043.91x = 589,352,819.52
  5. Step 5: Solve for x
    x = 589,352,819.52/28,043.91
  6. Step 6: Final answer
    x = 21,015.36

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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.