Home / 21,941.60-32,912.40-17,567.60

Finding the Fourth Proportional to 21,941.60, 32,912.40 and 17,567.60

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Solution

The fourth proportional to 21,941.60, 32,912.40 and 17,567.60 is: 26,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,941.60 : 32,912.40 = 17,567.60 : x
  2. Step 2: Convert to fraction form
    21,941.60/32,912.40 = 17,567.60/x
  3. Step 3: Cross multiply
    21,941.60x = 32,912.40 × 17,567.60
  4. Step 4: Simplify right side
    21,941.60x = 578,191,878.24
  5. Step 5: Solve for x
    x = 578,191,878.24/21,941.60
  6. Step 6: Final answer
    x = 26,351.40

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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.