Home / 14,035.86-19,370.16-7,748.64

Finding the Fourth Proportional to 14,035.86, 19,370.16 and 7,748.64

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Solution

The fourth proportional to 14,035.86, 19,370.16 and 7,748.64 is: 10,693.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.86 : 19,370.16 = 7,748.64 : x
  2. Step 2: Convert to fraction form
    14,035.86/19,370.16 = 7,748.64/x
  3. Step 3: Cross multiply
    14,035.86x = 19,370.16 × 7,748.64
  4. Step 4: Simplify right side
    14,035.86x = 150,092,396.58
  5. Step 5: Solve for x
    x = 150,092,396.58/14,035.86
  6. Step 6: Final answer
    x = 10,693.49

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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.