Home / 14,252.09-19,649.43-9,767.81

Finding the Fourth Proportional to 14,252.09, 19,649.43 and 9,767.81

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Solution

The fourth proportional to 14,252.09, 19,649.43 and 9,767.81 is: 13,466.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.09 : 19,649.43 = 9,767.81 : x
  2. Step 2: Convert to fraction form
    14,252.09/19,649.43 = 9,767.81/x
  3. Step 3: Cross multiply
    14,252.09x = 19,649.43 × 9,767.81
  4. Step 4: Simplify right side
    14,252.09x = 191,931,947.97
  5. Step 5: Solve for x
    x = 191,931,947.97/14,252.09
  6. Step 6: Final answer
    x = 13,466.94

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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.