Home / 12,821.04-19,240.14-4,501.10

Finding the Fourth Proportional to 12,821.04, 19,240.14 and 4,501.10

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Solution

The fourth proportional to 12,821.04, 19,240.14 and 4,501.10 is: 6,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,821.04 : 19,240.14 = 4,501.10 : x
  2. Step 2: Convert to fraction form
    12,821.04/19,240.14 = 4,501.10/x
  3. Step 3: Cross multiply
    12,821.04x = 19,240.14 × 4,501.10
  4. Step 4: Simplify right side
    12,821.04x = 86,601,794.15
  5. Step 5: Solve for x
    x = 86,601,794.15/12,821.04
  6. Step 6: Final answer
    x = 6,754.66

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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.