Home / 35,985.01-53,983.66-12,291.25

Finding the Fourth Proportional to 35,985.01, 53,983.66 and 12,291.25

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Solution

The fourth proportional to 35,985.01, 53,983.66 and 12,291.25 is: 18,438.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,985.01 : 53,983.66 = 12,291.25 : x
  2. Step 2: Convert to fraction form
    35,985.01/53,983.66 = 12,291.25/x
  3. Step 3: Cross multiply
    35,985.01x = 53,983.66 × 12,291.25
  4. Step 4: Simplify right side
    35,985.01x = 663,526,660.98
  5. Step 5: Solve for x
    x = 663,526,660.98/35,985.01
  6. Step 6: Final answer
    x = 18,438.98

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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.