Home / 14,101.98-19,460.68-7,814.35

Finding the Fourth Proportional to 14,101.98, 19,460.68 and 7,814.35

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Solution

The fourth proportional to 14,101.98, 19,460.68 and 7,814.35 is: 10,783.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.98 : 19,460.68 = 7,814.35 : x
  2. Step 2: Convert to fraction form
    14,101.98/19,460.68 = 7,814.35/x
  3. Step 3: Cross multiply
    14,101.98x = 19,460.68 × 7,814.35
  4. Step 4: Simplify right side
    14,101.98x = 152,072,564.76
  5. Step 5: Solve for x
    x = 152,072,564.76/14,101.98
  6. Step 6: Final answer
    x = 10,783.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.