Home / 19,047.88-26,298.30-13,077.64

Finding the Fourth Proportional to 19,047.88, 26,298.30 and 13,077.64

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Solution

The fourth proportional to 19,047.88, 26,298.30 and 13,077.64 is: 18,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.88 : 26,298.30 = 13,077.64 : x
  2. Step 2: Convert to fraction form
    19,047.88/26,298.30 = 13,077.64/x
  3. Step 3: Cross multiply
    19,047.88x = 26,298.30 × 13,077.64
  4. Step 4: Simplify right side
    19,047.88x = 343,919,700.01
  5. Step 5: Solve for x
    x = 343,919,700.01/19,047.88
  6. Step 6: Final answer
    x = 18,055.54

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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.