Home / 30,830.70-46,248.09-10,837.77

Finding the Fourth Proportional to 30,830.70, 46,248.09 and 10,837.77

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Solution

The fourth proportional to 30,830.70, 46,248.09 and 10,837.77 is: 16,257.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,830.70 : 46,248.09 = 10,837.77 : x
  2. Step 2: Convert to fraction form
    30,830.70/46,248.09 = 10,837.77/x
  3. Step 3: Cross multiply
    30,830.70x = 46,248.09 × 10,837.77
  4. Step 4: Simplify right side
    30,830.70x = 501,226,162.36
  5. Step 5: Solve for x
    x = 501,226,162.36/30,830.70
  6. Step 6: Final answer
    x = 16,257.37

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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.