Home / 19,515.90-26,925.24-11,016.98

Finding the Fourth Proportional to 19,515.90, 26,925.24 and 11,016.98

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Solution

The fourth proportional to 19,515.90, 26,925.24 and 11,016.98 is: 15,199.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515.90 : 26,925.24 = 11,016.98 : x
  2. Step 2: Convert to fraction form
    19,515.90/26,925.24 = 11,016.98/x
  3. Step 3: Cross multiply
    19,515.90x = 26,925.24 × 11,016.98
  4. Step 4: Simplify right side
    19,515.90x = 296,634,838.23
  5. Step 5: Solve for x
    x = 296,634,838.23/19,515.90
  6. Step 6: Final answer
    x = 15,199.65

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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.