Home / 19,243.52-26,564.96-13,582.88

Finding the Fourth Proportional to 19,243.52, 26,564.96 and 13,582.88

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Solution

The fourth proportional to 19,243.52, 26,564.96 and 13,582.88 is: 18,750.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.52 : 26,564.96 = 13,582.88 : x
  2. Step 2: Convert to fraction form
    19,243.52/26,564.96 = 13,582.88/x
  3. Step 3: Cross multiply
    19,243.52x = 26,564.96 × 13,582.88
  4. Step 4: Simplify right side
    19,243.52x = 360,828,663.88
  5. Step 5: Solve for x
    x = 360,828,663.88/19,243.52
  6. Step 6: Final answer
    x = 18,750.66

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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.