Home / 35,450.51-53,191.40-18,806.47

Finding the Fourth Proportional to 35,450.51, 53,191.40 and 18,806.47

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Solution

The fourth proportional to 35,450.51, 53,191.40 and 18,806.47 is: 28,218.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,450.51 : 53,191.40 = 18,806.47 : x
  2. Step 2: Convert to fraction form
    35,450.51/53,191.40 = 18,806.47/x
  3. Step 3: Cross multiply
    35,450.51x = 53,191.40 × 18,806.47
  4. Step 4: Simplify right side
    35,450.51x = 1,000,342,468.36
  5. Step 5: Solve for x
    x = 1,000,342,468.36/35,450.51
  6. Step 6: Final answer
    x = 28,218.00

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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.