Home / 22,395.29-30,895.16-14,440.07

Finding the Fourth Proportional to 22,395.29, 30,895.16 and 14,440.07

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Solution

The fourth proportional to 22,395.29, 30,895.16 and 14,440.07 is: 19,920.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,395.29 : 30,895.16 = 14,440.07 : x
  2. Step 2: Convert to fraction form
    22,395.29/30,895.16 = 14,440.07/x
  3. Step 3: Cross multiply
    22,395.29x = 30,895.16 × 14,440.07
  4. Step 4: Simplify right side
    22,395.29x = 446,128,273.06
  5. Step 5: Solve for x
    x = 446,128,273.06/22,395.29
  6. Step 6: Final answer
    x = 19,920.63

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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.