Home / 19,394.10-26,776.53-14,909.58

Finding the Fourth Proportional to 19,394.10, 26,776.53 and 14,909.58

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Solution

The fourth proportional to 19,394.10, 26,776.53 and 14,909.58 is: 20,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.10 : 26,776.53 = 14,909.58 : x
  2. Step 2: Convert to fraction form
    19,394.10/26,776.53 = 14,909.58/x
  3. Step 3: Cross multiply
    19,394.10x = 26,776.53 × 14,909.58
  4. Step 4: Simplify right side
    19,394.10x = 399,226,816.16
  5. Step 5: Solve for x
    x = 399,226,816.16/19,394.10
  6. Step 6: Final answer
    x = 20,584.96

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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.