Home / 19,282.86-26,597.16-14,515.20

Finding the Fourth Proportional to 19,282.86, 26,597.16 and 14,515.20

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Solution

The fourth proportional to 19,282.86, 26,597.16 and 14,515.20 is: 20,021.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.86 : 26,597.16 = 14,515.20 : x
  2. Step 2: Convert to fraction form
    19,282.86/26,597.16 = 14,515.20/x
  3. Step 3: Cross multiply
    19,282.86x = 26,597.16 × 14,515.20
  4. Step 4: Simplify right side
    19,282.86x = 386,063,096.83
  5. Step 5: Solve for x
    x = 386,063,096.83/19,282.86
  6. Step 6: Final answer
    x = 20,021.05

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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.