Home / 12,326.16-18,491.08-4,534.36

Finding the Fourth Proportional to 12,326.16, 18,491.08 and 4,534.36

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Solution

The fourth proportional to 12,326.16, 18,491.08 and 4,534.36 is: 6,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,326.16 : 18,491.08 = 4,534.36 : x
  2. Step 2: Convert to fraction form
    12,326.16/18,491.08 = 4,534.36/x
  3. Step 3: Cross multiply
    12,326.16x = 18,491.08 × 4,534.36
  4. Step 4: Simplify right side
    12,326.16x = 83,845,213.51
  5. Step 5: Solve for x
    x = 83,845,213.51/12,326.16
  6. Step 6: Final answer
    x = 6,802.22

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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.