Home / 30,668.69-46,003.95-13,127.13

Finding the Fourth Proportional to 30,668.69, 46,003.95 and 13,127.13

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Solution

The fourth proportional to 30,668.69, 46,003.95 and 13,127.13 is: 19,691.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,668.69 : 46,003.95 = 13,127.13 : x
  2. Step 2: Convert to fraction form
    30,668.69/46,003.95 = 13,127.13/x
  3. Step 3: Cross multiply
    30,668.69x = 46,003.95 × 13,127.13
  4. Step 4: Simplify right side
    30,668.69x = 603,899,832.16
  5. Step 5: Solve for x
    x = 603,899,832.16/30,668.69
  6. Step 6: Final answer
    x = 19,691.09

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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.