Home / 19,209.40-28,835.70-14,846.20

Finding the Fourth Proportional to 19,209.40, 28,835.70 and 14,846.20

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Solution

The fourth proportional to 19,209.40, 28,835.70 and 14,846.20 is: 22,285.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.40 : 28,835.70 = 14,846.20 : x
  2. Step 2: Convert to fraction form
    19,209.40/28,835.70 = 14,846.20/x
  3. Step 3: Cross multiply
    19,209.40x = 28,835.70 × 14,846.20
  4. Step 4: Simplify right side
    19,209.40x = 428,100,569.34
  5. Step 5: Solve for x
    x = 428,100,569.34/19,209.40
  6. Step 6: Final answer
    x = 22,285.99

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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.