Home / 19,530.99-26,952.62-10,578.47

Finding the Fourth Proportional to 19,530.99, 26,952.62 and 10,578.47

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Solution

The fourth proportional to 19,530.99, 26,952.62 and 10,578.47 is: 14,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,530.99 : 26,952.62 = 10,578.47 : x
  2. Step 2: Convert to fraction form
    19,530.99/26,952.62 = 10,578.47/x
  3. Step 3: Cross multiply
    19,530.99x = 26,952.62 × 10,578.47
  4. Step 4: Simplify right side
    19,530.99x = 285,117,294.44
  5. Step 5: Solve for x
    x = 285,117,294.44/19,530.99
  6. Step 6: Final answer
    x = 14,598.20

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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.