Home / 19,530.80-26,952.57-10,578.28

Finding the Fourth Proportional to 19,530.80, 26,952.57 and 10,578.28

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Solution

The fourth proportional to 19,530.80, 26,952.57 and 10,578.28 is: 14,598.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,530.80 : 26,952.57 = 10,578.28 : x
  2. Step 2: Convert to fraction form
    19,530.80/26,952.57 = 10,578.28/x
  3. Step 3: Cross multiply
    19,530.80x = 26,952.57 × 10,578.28
  4. Step 4: Simplify right side
    19,530.80x = 285,111,832.18
  5. Step 5: Solve for x
    x = 285,111,832.18/19,530.80
  6. Step 6: Final answer
    x = 14,598.06

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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.