Home / 14,304.08-21,461.84-6,516.56

Finding the Fourth Proportional to 14,304.08, 21,461.84 and 6,516.56

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Solution

The fourth proportional to 14,304.08, 21,461.84 and 6,516.56 is: 9,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.08 : 21,461.84 = 6,516.56 : x
  2. Step 2: Convert to fraction form
    14,304.08/21,461.84 = 6,516.56/x
  3. Step 3: Cross multiply
    14,304.08x = 21,461.84 × 6,516.56
  4. Step 4: Simplify right side
    14,304.08x = 139,857,368.07
  5. Step 5: Solve for x
    x = 139,857,368.07/14,304.08
  6. Step 6: Final answer
    x = 9,777.45

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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.