Home / 35,704.16-49,269.96-19,788.47

Finding the Fourth Proportional to 35,704.16, 49,269.96 and 19,788.47

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Solution

The fourth proportional to 35,704.16, 49,269.96 and 19,788.47 is: 27,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,704.16 : 49,269.96 = 19,788.47 : x
  2. Step 2: Convert to fraction form
    35,704.16/49,269.96 = 19,788.47/x
  3. Step 3: Cross multiply
    35,704.16x = 49,269.96 × 19,788.47
  4. Step 4: Simplify right side
    35,704.16x = 974,977,125.36
  5. Step 5: Solve for x
    x = 974,977,125.36/35,704.16
  6. Step 6: Final answer
    x = 27,307.10

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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.