Home / 19,347.53-26,699.81-10,851.44

Finding the Fourth Proportional to 19,347.53, 26,699.81 and 10,851.44

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Solution

The fourth proportional to 19,347.53, 26,699.81 and 10,851.44 is: 14,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347.53 : 26,699.81 = 10,851.44 : x
  2. Step 2: Convert to fraction form
    19,347.53/26,699.81 = 10,851.44/x
  3. Step 3: Cross multiply
    19,347.53x = 26,699.81 × 10,851.44
  4. Step 4: Simplify right side
    19,347.53x = 289,731,198.47
  5. Step 5: Solve for x
    x = 289,731,198.47/19,347.53
  6. Step 6: Final answer
    x = 14,975.10

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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.