Home / 21,024.23-31,536.34-9,932.03

Finding the Fourth Proportional to 21,024.23, 31,536.34 and 9,932.03

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Solution

The fourth proportional to 21,024.23, 31,536.34 and 9,932.03 is: 14,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,024.23 : 31,536.34 = 9,932.03 : x
  2. Step 2: Convert to fraction form
    21,024.23/31,536.34 = 9,932.03/x
  3. Step 3: Cross multiply
    21,024.23x = 31,536.34 × 9,932.03
  4. Step 4: Simplify right side
    21,024.23x = 313,219,904.15
  5. Step 5: Solve for x
    x = 313,219,904.15/21,024.23
  6. Step 6: Final answer
    x = 14,898.05

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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.