Home / 16,788.81-25,184.64-5,102.13

Finding the Fourth Proportional to 16,788.81, 25,184.64 and 5,102.13

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Solution

The fourth proportional to 16,788.81, 25,184.64 and 5,102.13 is: 7,653.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.81 : 25,184.64 = 5,102.13 : x
  2. Step 2: Convert to fraction form
    16,788.81/25,184.64 = 5,102.13/x
  3. Step 3: Cross multiply
    16,788.81x = 25,184.64 × 5,102.13
  4. Step 4: Simplify right side
    16,788.81x = 128,495,307.28
  5. Step 5: Solve for x
    x = 128,495,307.28/16,788.81
  6. Step 6: Final answer
    x = 7,653.63

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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.