Home / 14,307.48-19,744.02-8,019.72

Finding the Fourth Proportional to 14,307.48, 19,744.02 and 8,019.72

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Solution

The fourth proportional to 14,307.48, 19,744.02 and 8,019.72 is: 11,067.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,307.48 : 19,744.02 = 8,019.72 : x
  2. Step 2: Convert to fraction form
    14,307.48/19,744.02 = 8,019.72/x
  3. Step 3: Cross multiply
    14,307.48x = 19,744.02 × 8,019.72
  4. Step 4: Simplify right side
    14,307.48x = 158,341,512.07
  5. Step 5: Solve for x
    x = 158,341,512.07/14,307.48
  6. Step 6: Final answer
    x = 11,067.04

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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.