Home / 14,039.65-19,367.73-8,370.41

Finding the Fourth Proportional to 14,039.65, 19,367.73 and 8,370.41

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Solution

The fourth proportional to 14,039.65, 19,367.73 and 8,370.41 is: 11,547.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.65 : 19,367.73 = 8,370.41 : x
  2. Step 2: Convert to fraction form
    14,039.65/19,367.73 = 8,370.41/x
  3. Step 3: Cross multiply
    14,039.65x = 19,367.73 × 8,370.41
  4. Step 4: Simplify right side
    14,039.65x = 162,115,840.87
  5. Step 5: Solve for x
    x = 162,115,840.87/14,039.65
  6. Step 6: Final answer
    x = 11,547.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.