Home / 35,609.19-53,419.70-15,887.00

Finding the Fourth Proportional to 35,609.19, 53,419.70 and 15,887.00

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Solution

The fourth proportional to 35,609.19, 53,419.70 and 15,887.00 is: 23,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609.19 : 53,419.70 = 15,887.00 : x
  2. Step 2: Convert to fraction form
    35,609.19/53,419.70 = 15,887.00/x
  3. Step 3: Cross multiply
    35,609.19x = 53,419.70 × 15,887.00
  4. Step 4: Simplify right side
    35,609.19x = 848,678,427.37
  5. Step 5: Solve for x
    x = 848,678,427.37/35,609.19
  6. Step 6: Final answer
    x = 23,833.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.