Home / 12,666.06-19,002.72-10,464.48

Finding the Fourth Proportional to 12,666.06, 19,002.72 and 10,464.48

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Solution

The fourth proportional to 12,666.06, 19,002.72 and 10,464.48 is: 15,699.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,666.06 : 19,002.72 = 10,464.48 : x
  2. Step 2: Convert to fraction form
    12,666.06/19,002.72 = 10,464.48/x
  3. Step 3: Cross multiply
    12,666.06x = 19,002.72 × 10,464.48
  4. Step 4: Simplify right side
    12,666.06x = 198,853,583.39
  5. Step 5: Solve for x
    x = 198,853,583.39/12,666.06
  6. Step 6: Final answer
    x = 15,699.72

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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.