Home / 14,210.32-19,608.86-8,242.38

Finding the Fourth Proportional to 14,210.32, 19,608.86 and 8,242.38

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Solution

The fourth proportional to 14,210.32, 19,608.86 and 8,242.38 is: 11,373.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.32 : 19,608.86 = 8,242.38 : x
  2. Step 2: Convert to fraction form
    14,210.32/19,608.86 = 8,242.38/x
  3. Step 3: Cross multiply
    14,210.32x = 19,608.86 × 8,242.38
  4. Step 4: Simplify right side
    14,210.32x = 161,623,675.49
  5. Step 5: Solve for x
    x = 161,623,675.49/14,210.32
  6. Step 6: Final answer
    x = 11,373.68

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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.