Home / 21,985.08-32,977.62-14,603.94

Finding the Fourth Proportional to 21,985.08, 32,977.62 and 14,603.94

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Solution

The fourth proportional to 21,985.08, 32,977.62 and 14,603.94 is: 21,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,985.08 : 32,977.62 = 14,603.94 : x
  2. Step 2: Convert to fraction form
    21,985.08/32,977.62 = 14,603.94/x
  3. Step 3: Cross multiply
    21,985.08x = 32,977.62 × 14,603.94
  4. Step 4: Simplify right side
    21,985.08x = 481,603,183.82
  5. Step 5: Solve for x
    x = 481,603,183.82/21,985.08
  6. Step 6: Final answer
    x = 21,905.91

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1.5x scale

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.