Home / 19,122.89-26,382.21-14,099.01

Finding the Fourth Proportional to 19,122.89, 26,382.21 and 14,099.01

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Solution

The fourth proportional to 19,122.89, 26,382.21 and 14,099.01 is: 19,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,122.89 : 26,382.21 = 14,099.01 : x
  2. Step 2: Convert to fraction form
    19,122.89/26,382.21 = 14,099.01/x
  3. Step 3: Cross multiply
    19,122.89x = 26,382.21 × 14,099.01
  4. Step 4: Simplify right side
    19,122.89x = 371,963,039.21
  5. Step 5: Solve for x
    x = 371,963,039.21/19,122.89
  6. Step 6: Final answer
    x = 19,451.20

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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.