Home / 14,438.58-21,657.84-10,514.79

Finding the Fourth Proportional to 14,438.58, 21,657.84 and 10,514.79

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Solution

The fourth proportional to 14,438.58, 21,657.84 and 10,514.79 is: 15,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.58 : 21,657.84 = 10,514.79 : x
  2. Step 2: Convert to fraction form
    14,438.58/21,657.84 = 10,514.79/x
  3. Step 3: Cross multiply
    14,438.58x = 21,657.84 × 10,514.79
  4. Step 4: Simplify right side
    14,438.58x = 227,727,639.45
  5. Step 5: Solve for x
    x = 227,727,639.45/14,438.58
  6. Step 6: Final answer
    x = 15,772.16

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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.