Home / 14,959.11-20,653.48-11,549.93

Finding the Fourth Proportional to 14,959.11, 20,653.48 and 11,549.93

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Solution

The fourth proportional to 14,959.11, 20,653.48 and 11,549.93 is: 15,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,959.11 : 20,653.48 = 11,549.93 : x
  2. Step 2: Convert to fraction form
    14,959.11/20,653.48 = 11,549.93/x
  3. Step 3: Cross multiply
    14,959.11x = 20,653.48 × 11,549.93
  4. Step 4: Simplify right side
    14,959.11x = 238,546,159.43
  5. Step 5: Solve for x
    x = 238,546,159.43/14,959.11
  6. Step 6: Final answer
    x = 15,946.54

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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.