Home / 19,398.88-26,807.20-16,527.12

Finding the Fourth Proportional to 19,398.88, 26,807.20 and 16,527.12

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Solution

The fourth proportional to 19,398.88, 26,807.20 and 16,527.12 is: 22,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,398.88 : 26,807.20 = 16,527.12 : x
  2. Step 2: Convert to fraction form
    19,398.88/26,807.20 = 16,527.12/x
  3. Step 3: Cross multiply
    19,398.88x = 26,807.20 × 16,527.12
  4. Step 4: Simplify right side
    19,398.88x = 443,045,811.26
  5. Step 5: Solve for x
    x = 443,045,811.26/19,398.88
  6. Step 6: Final answer
    x = 22,838.73

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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.