Home / 21,526.56-32,289.60-15,175.29

Finding the Fourth Proportional to 21,526.56, 32,289.60 and 15,175.29

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Solution

The fourth proportional to 21,526.56, 32,289.60 and 15,175.29 is: 22,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,526.56 : 32,289.60 = 15,175.29 : x
  2. Step 2: Convert to fraction form
    21,526.56/32,289.60 = 15,175.29/x
  3. Step 3: Cross multiply
    21,526.56x = 32,289.60 × 15,175.29
  4. Step 4: Simplify right side
    21,526.56x = 490,004,043.98
  5. Step 5: Solve for x
    x = 490,004,043.98/21,526.56
  6. Step 6: Final answer
    x = 22,762.77

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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.