Home / 35,307.05-48,723.86-19,391.09

Finding the Fourth Proportional to 35,307.05, 48,723.86 and 19,391.09

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Solution

The fourth proportional to 35,307.05, 48,723.86 and 19,391.09 is: 26,759.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,307.05 : 48,723.86 = 19,391.09 : x
  2. Step 2: Convert to fraction form
    35,307.05/48,723.86 = 19,391.09/x
  3. Step 3: Cross multiply
    35,307.05x = 48,723.86 × 19,391.09
  4. Step 4: Simplify right side
    35,307.05x = 944,808,779.26
  5. Step 5: Solve for x
    x = 944,808,779.26/35,307.05
  6. Step 6: Final answer
    x = 26,759.77

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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.