Home / 19,328.65-26,662.31-10,943.53

Finding the Fourth Proportional to 19,328.65, 26,662.31 and 10,943.53

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Solution

The fourth proportional to 19,328.65, 26,662.31 and 10,943.53 is: 15,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328.65 : 26,662.31 = 10,943.53 : x
  2. Step 2: Convert to fraction form
    19,328.65/26,662.31 = 10,943.53/x
  3. Step 3: Cross multiply
    19,328.65x = 26,662.31 × 10,943.53
  4. Step 4: Simplify right side
    19,328.65x = 291,779,734.64
  5. Step 5: Solve for x
    x = 291,779,734.64/19,328.65
  6. Step 6: Final answer
    x = 15,095.71

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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.