Home / 14,020.29-19,350.99-8,055.25

Finding the Fourth Proportional to 14,020.29, 19,350.99 and 8,055.25

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Solution

The fourth proportional to 14,020.29, 19,350.99 and 8,055.25 is: 11,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.29 : 19,350.99 = 8,055.25 : x
  2. Step 2: Convert to fraction form
    14,020.29/19,350.99 = 8,055.25/x
  3. Step 3: Cross multiply
    14,020.29x = 19,350.99 × 8,055.25
  4. Step 4: Simplify right side
    14,020.29x = 155,877,013.82
  5. Step 5: Solve for x
    x = 155,877,013.82/14,020.29
  6. Step 6: Final answer
    x = 11,117.96

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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.