Home / 21,567.38-32,351.06-5,985

Finding the Fourth Proportional to 21,567.38, 32,351.06 and 5,985

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Solution

The fourth proportional to 21,567.38, 32,351.06 and 5,985 is: 8,977.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,567.38 : 32,351.06 = 5,985 : x
  2. Step 2: Convert to fraction form
    21,567.38/32,351.06 = 5,985/x
  3. Step 3: Cross multiply
    21,567.38x = 32,351.06 × 5,985
  4. Step 4: Simplify right side
    21,567.38x = 193,621,094.10
  5. Step 5: Solve for x
    x = 193,621,094.10/21,567.38
  6. Step 6: Final answer
    x = 8,977.50

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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.