Home / 14,686.63-20,284.36-9,673.26

Finding the Fourth Proportional to 14,686.63, 20,284.36 and 9,673.26

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Solution

The fourth proportional to 14,686.63, 20,284.36 and 9,673.26 is: 13,360.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,686.63 : 20,284.36 = 9,673.26 : x
  2. Step 2: Convert to fraction form
    14,686.63/20,284.36 = 9,673.26/x
  3. Step 3: Cross multiply
    14,686.63x = 20,284.36 × 9,673.26
  4. Step 4: Simplify right side
    14,686.63x = 196,215,888.21
  5. Step 5: Solve for x
    x = 196,215,888.21/14,686.63
  6. Step 6: Final answer
    x = 13,360.17

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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.