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Finding the Fourth Proportional to 19,297.84, 26,627.76 and 10,798.24

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Solution

The fourth proportional to 19,297.84, 26,627.76 and 10,798.24 is: 14,899.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,297.84 : 26,627.76 = 10,798.24 : x
  2. Step 2: Convert to fraction form
    19,297.84/26,627.76 = 10,798.24/x
  3. Step 3: Cross multiply
    19,297.84x = 26,627.76 × 10,798.24
  4. Step 4: Simplify right side
    19,297.84x = 287,532,943.14
  5. Step 5: Solve for x
    x = 287,532,943.14/19,297.84
  6. Step 6: Final answer
    x = 14,899.75

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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.