Home / 14,392.98-21,554.64-11,909.52

Finding the Fourth Proportional to 14,392.98, 21,554.64 and 11,909.52

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Solution

The fourth proportional to 14,392.98, 21,554.64 and 11,909.52 is: 17,835.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.98 : 21,554.64 = 11,909.52 : x
  2. Step 2: Convert to fraction form
    14,392.98/21,554.64 = 11,909.52/x
  3. Step 3: Cross multiply
    14,392.98x = 21,554.64 × 11,909.52
  4. Step 4: Simplify right side
    14,392.98x = 256,705,416.17
  5. Step 5: Solve for x
    x = 256,705,416.17/14,392.98
  6. Step 6: Final answer
    x = 17,835.46

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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.