Home / 19,486.23-26,890.90-10,533.75

Finding the Fourth Proportional to 19,486.23, 26,890.90 and 10,533.75

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Solution

The fourth proportional to 19,486.23, 26,890.90 and 10,533.75 is: 14,536.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486.23 : 26,890.90 = 10,533.75 : x
  2. Step 2: Convert to fraction form
    19,486.23/26,890.90 = 10,533.75/x
  3. Step 3: Cross multiply
    19,486.23x = 26,890.90 × 10,533.75
  4. Step 4: Simplify right side
    19,486.23x = 283,262,017.88
  5. Step 5: Solve for x
    x = 283,262,017.88/19,486.23
  6. Step 6: Final answer
    x = 14,536.52

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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.