Home / 19,396.61-26,767.31-10,898.76

Finding the Fourth Proportional to 19,396.61, 26,767.31 and 10,898.76

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Solution

The fourth proportional to 19,396.61, 26,767.31 and 10,898.76 is: 15,040.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,396.61 : 26,767.31 = 10,898.76 : x
  2. Step 2: Convert to fraction form
    19,396.61/26,767.31 = 10,898.76/x
  3. Step 3: Cross multiply
    19,396.61x = 26,767.31 × 10,898.76
  4. Step 4: Simplify right side
    19,396.61x = 291,730,433.04
  5. Step 5: Solve for x
    x = 291,730,433.04/19,396.61
  6. Step 6: Final answer
    x = 15,040.28

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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.