Home / 14,103.86-19,463.33-7,817.45

Finding the Fourth Proportional to 14,103.86, 19,463.33 and 7,817.45

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Solution

The fourth proportional to 14,103.86, 19,463.33 and 7,817.45 is: 10,788.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.86 : 19,463.33 = 7,817.45 : x
  2. Step 2: Convert to fraction form
    14,103.86/19,463.33 = 7,817.45/x
  3. Step 3: Cross multiply
    14,103.86x = 19,463.33 × 7,817.45
  4. Step 4: Simplify right side
    14,103.86x = 152,153,609.11
  5. Step 5: Solve for x
    x = 152,153,609.11/14,103.86
  6. Step 6: Final answer
    x = 10,788.08

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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.