Home / 35,531.24-53,281.35-18,887.27

Finding the Fourth Proportional to 35,531.24, 53,281.35 and 18,887.27

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Solution

The fourth proportional to 35,531.24, 53,281.35 and 18,887.27 is: 28,322.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,531.24 : 53,281.35 = 18,887.27 : x
  2. Step 2: Convert to fraction form
    35,531.24/53,281.35 = 18,887.27/x
  3. Step 3: Cross multiply
    35,531.24x = 53,281.35 × 18,887.27
  4. Step 4: Simplify right side
    35,531.24x = 1,006,338,977.01
  5. Step 5: Solve for x
    x = 1,006,338,977.01/35,531.24
  6. Step 6: Final answer
    x = 28,322.66

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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.