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Finding the Fourth Proportional to 17,064.20, 25,547.70 and 16,578.20

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Solution

The fourth proportional to 17,064.20, 25,547.70 and 16,578.20 is: 24,820.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,064.20 : 25,547.70 = 16,578.20 : x
  2. Step 2: Convert to fraction form
    17,064.20/25,547.70 = 16,578.20/x
  3. Step 3: Cross multiply
    17,064.20x = 25,547.70 × 16,578.20
  4. Step 4: Simplify right side
    17,064.20x = 423,534,880.14
  5. Step 5: Solve for x
    x = 423,534,880.14/17,064.20
  6. Step 6: Final answer
    x = 24,820.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.