Home / 22,887.04-31,571.04-13,453.60

Finding the Fourth Proportional to 22,887.04, 31,571.04 and 13,453.60

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Solution

The fourth proportional to 22,887.04, 31,571.04 and 13,453.60 is: 18,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,887.04 : 31,571.04 = 13,453.60 : x
  2. Step 2: Convert to fraction form
    22,887.04/31,571.04 = 13,453.60/x
  3. Step 3: Cross multiply
    22,887.04x = 31,571.04 × 13,453.60
  4. Step 4: Simplify right side
    22,887.04x = 424,744,143.74
  5. Step 5: Solve for x
    x = 424,744,143.74/22,887.04
  6. Step 6: Final answer
    x = 18,558.28

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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.