Home / 21,063.99-31,592.34-11,552.70

Finding the Fourth Proportional to 21,063.99, 31,592.34 and 11,552.70

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Solution

The fourth proportional to 21,063.99, 31,592.34 and 11,552.70 is: 17,327.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063.99 : 31,592.34 = 11,552.70 : x
  2. Step 2: Convert to fraction form
    21,063.99/31,592.34 = 11,552.70/x
  3. Step 3: Cross multiply
    21,063.99x = 31,592.34 × 11,552.70
  4. Step 4: Simplify right side
    21,063.99x = 364,976,826.32
  5. Step 5: Solve for x
    x = 364,976,826.32/21,063.99
  6. Step 6: Final answer
    x = 17,327.05

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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.