Home / 30,672.03-46,007.93-13,130.43

Finding the Fourth Proportional to 30,672.03, 46,007.93 and 13,130.43

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Solution

The fourth proportional to 30,672.03, 46,007.93 and 13,130.43 is: 19,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,672.03 : 46,007.93 = 13,130.43 : x
  2. Step 2: Convert to fraction form
    30,672.03/46,007.93 = 13,130.43/x
  3. Step 3: Cross multiply
    30,672.03x = 46,007.93 × 13,130.43
  4. Step 4: Simplify right side
    30,672.03x = 604,103,838.66
  5. Step 5: Solve for x
    x = 604,103,838.66/30,672.03
  6. Step 6: Final answer
    x = 19,695.59

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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.