Home / 30,857.09-46,289.34-10,862.42

Finding the Fourth Proportional to 30,857.09, 46,289.34 and 10,862.42

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Solution

The fourth proportional to 30,857.09, 46,289.34 and 10,862.42 is: 16,294.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,857.09 : 46,289.34 = 10,862.42 : x
  2. Step 2: Convert to fraction form
    30,857.09/46,289.34 = 10,862.42/x
  3. Step 3: Cross multiply
    30,857.09x = 46,289.34 × 10,862.42
  4. Step 4: Simplify right side
    30,857.09x = 502,814,446.27
  5. Step 5: Solve for x
    x = 502,814,446.27/30,857.09
  6. Step 6: Final answer
    x = 16,294.94

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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.