Home / 30,916.98-46,370.09-14,275.60

Finding the Fourth Proportional to 30,916.98, 46,370.09 and 14,275.60

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Solution

The fourth proportional to 30,916.98, 46,370.09 and 14,275.60 is: 21,410.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,916.98 : 46,370.09 = 14,275.60 : x
  2. Step 2: Convert to fraction form
    30,916.98/46,370.09 = 14,275.60/x
  3. Step 3: Cross multiply
    30,916.98x = 46,370.09 × 14,275.60
  4. Step 4: Simplify right side
    30,916.98x = 661,960,776.57
  5. Step 5: Solve for x
    x = 661,960,776.57/30,916.98
  6. Step 6: Final answer
    x = 21,410.91

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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.