Home / 19,383.83-26,750.33-10,887.45

Finding the Fourth Proportional to 19,383.83, 26,750.33 and 10,887.45

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Solution

The fourth proportional to 19,383.83, 26,750.33 and 10,887.45 is: 15,025.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383.83 : 26,750.33 = 10,887.45 : x
  2. Step 2: Convert to fraction form
    19,383.83/26,750.33 = 10,887.45/x
  3. Step 3: Cross multiply
    19,383.83x = 26,750.33 × 10,887.45
  4. Step 4: Simplify right side
    19,383.83x = 291,242,692.17
  5. Step 5: Solve for x
    x = 291,242,692.17/19,383.83
  6. Step 6: Final answer
    x = 15,025.04

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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.