Home / 18,924.48-26,101.80-13,887

Finding the Fourth Proportional to 18,924.48, 26,101.80 and 13,887

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Solution

The fourth proportional to 18,924.48, 26,101.80 and 13,887 is: 19,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.48 : 26,101.80 = 13,887 : x
  2. Step 2: Convert to fraction form
    18,924.48/26,101.80 = 13,887/x
  3. Step 3: Cross multiply
    18,924.48x = 26,101.80 × 13,887
  4. Step 4: Simplify right side
    18,924.48x = 362,475,696.60
  5. Step 5: Solve for x
    x = 362,475,696.60/18,924.48
  6. Step 6: Final answer
    x = 19,153.80

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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.