Home / 14,207.82-19,602.86-9,172.26

Finding the Fourth Proportional to 14,207.82, 19,602.86 and 9,172.26

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Solution

The fourth proportional to 14,207.82, 19,602.86 and 9,172.26 is: 12,655.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.82 : 19,602.86 = 9,172.26 : x
  2. Step 2: Convert to fraction form
    14,207.82/19,602.86 = 9,172.26/x
  3. Step 3: Cross multiply
    14,207.82x = 19,602.86 × 9,172.26
  4. Step 4: Simplify right side
    14,207.82x = 179,802,482.80
  5. Step 5: Solve for x
    x = 179,802,482.80/14,207.82
  6. Step 6: Final answer
    x = 12,655.18

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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.