Home / 19,598.27-27,030.71-13,558.56

Finding the Fourth Proportional to 19,598.27, 27,030.71 and 13,558.56

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Solution

The fourth proportional to 19,598.27, 27,030.71 and 13,558.56 is: 18,700.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,598.27 : 27,030.71 = 13,558.56 : x
  2. Step 2: Convert to fraction form
    19,598.27/27,030.71 = 13,558.56/x
  3. Step 3: Cross multiply
    19,598.27x = 27,030.71 × 13,558.56
  4. Step 4: Simplify right side
    19,598.27x = 366,497,638.64
  5. Step 5: Solve for x
    x = 366,497,638.64/19,598.27
  6. Step 6: Final answer
    x = 18,700.51

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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.