Home / 37,985.72-56,998.98-15,814.40

Finding the Fourth Proportional to 37,985.72, 56,998.98 and 15,814.40

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Solution

The fourth proportional to 37,985.72, 56,998.98 and 15,814.40 is: 23,730.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,985.72 : 56,998.98 = 15,814.40 : x
  2. Step 2: Convert to fraction form
    37,985.72/56,998.98 = 15,814.40/x
  3. Step 3: Cross multiply
    37,985.72x = 56,998.98 × 15,814.40
  4. Step 4: Simplify right side
    37,985.72x = 901,404,669.31
  5. Step 5: Solve for x
    x = 901,404,669.31/37,985.72
  6. Step 6: Final answer
    x = 23,730.09

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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.