Home / 14,255.65-21,384.01-4,902.12

Finding the Fourth Proportional to 14,255.65, 21,384.01 and 4,902.12

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Solution

The fourth proportional to 14,255.65, 21,384.01 and 4,902.12 is: 7,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.65 : 21,384.01 = 4,902.12 : x
  2. Step 2: Convert to fraction form
    14,255.65/21,384.01 = 4,902.12/x
  3. Step 3: Cross multiply
    14,255.65x = 21,384.01 × 4,902.12
  4. Step 4: Simplify right side
    14,255.65x = 104,826,983.10
  5. Step 5: Solve for x
    x = 104,826,983.10/14,255.65
  6. Step 6: Final answer
    x = 7,353.36

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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.