Home / 13,018.98-19,516.92-4,697.04

Finding the Fourth Proportional to 13,018.98, 19,516.92 and 4,697.04

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Solution

The fourth proportional to 13,018.98, 19,516.92 and 4,697.04 is: 7,041.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,018.98 : 19,516.92 = 4,697.04 : x
  2. Step 2: Convert to fraction form
    13,018.98/19,516.92 = 4,697.04/x
  3. Step 3: Cross multiply
    13,018.98x = 19,516.92 × 4,697.04
  4. Step 4: Simplify right side
    13,018.98x = 91,671,753.92
  5. Step 5: Solve for x
    x = 91,671,753.92/13,018.98
  6. Step 6: Final answer
    x = 7,041.39

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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.