Home / 19,559.08-26,996.37-12,853.81

Finding the Fourth Proportional to 19,559.08, 26,996.37 and 12,853.81

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Solution

The fourth proportional to 19,559.08, 26,996.37 and 12,853.81 is: 17,741.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559.08 : 26,996.37 = 12,853.81 : x
  2. Step 2: Convert to fraction form
    19,559.08/26,996.37 = 12,853.81/x
  3. Step 3: Cross multiply
    19,559.08x = 26,996.37 × 12,853.81
  4. Step 4: Simplify right side
    19,559.08x = 347,006,210.67
  5. Step 5: Solve for x
    x = 347,006,210.67/19,559.08
  6. Step 6: Final answer
    x = 17,741.44

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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.