Home / 38,011.08-52,453.74-21,014.24

Finding the Fourth Proportional to 38,011.08, 52,453.74 and 21,014.24

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Solution

The fourth proportional to 38,011.08, 52,453.74 and 21,014.24 is: 28,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,011.08 : 52,453.74 = 21,014.24 : x
  2. Step 2: Convert to fraction form
    38,011.08/52,453.74 = 21,014.24/x
  3. Step 3: Cross multiply
    38,011.08x = 52,453.74 × 21,014.24
  4. Step 4: Simplify right side
    38,011.08x = 1,102,275,376.29
  5. Step 5: Solve for x
    x = 1,102,275,376.29/38,011.08
  6. Step 6: Final answer
    x = 28,998.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.