Home / 14,259.58-19,685.09-9,487.46

Finding the Fourth Proportional to 14,259.58, 19,685.09 and 9,487.46

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Solution

The fourth proportional to 14,259.58, 19,685.09 and 9,487.46 is: 13,097.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.58 : 19,685.09 = 9,487.46 : x
  2. Step 2: Convert to fraction form
    14,259.58/19,685.09 = 9,487.46/x
  3. Step 3: Cross multiply
    14,259.58x = 19,685.09 × 9,487.46
  4. Step 4: Simplify right side
    14,259.58x = 186,761,576.90
  5. Step 5: Solve for x
    x = 186,761,576.90/14,259.58
  6. Step 6: Final answer
    x = 13,097.27

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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.