Home / 14,926.96-20,583.48-12,810.16

Finding the Fourth Proportional to 14,926.96, 20,583.48 and 12,810.16

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Solution

The fourth proportional to 14,926.96, 20,583.48 and 12,810.16 is: 17,664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,926.96 : 20,583.48 = 12,810.16 : x
  2. Step 2: Convert to fraction form
    14,926.96/20,583.48 = 12,810.16/x
  3. Step 3: Cross multiply
    14,926.96x = 20,583.48 × 12,810.16
  4. Step 4: Simplify right side
    14,926.96x = 263,677,672.16
  5. Step 5: Solve for x
    x = 263,677,672.16/14,926.96
  6. Step 6: Final answer
    x = 17,664.53

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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.