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Finding the Fourth Proportional to 14,362.34, 21,543.53 and 4,502.39

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Solution

The fourth proportional to 14,362.34, 21,543.53 and 4,502.39 is: 6,753.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362.34 : 21,543.53 = 4,502.39 : x
  2. Step 2: Convert to fraction form
    14,362.34/21,543.53 = 4,502.39/x
  3. Step 3: Cross multiply
    14,362.34x = 21,543.53 × 4,502.39
  4. Step 4: Simplify right side
    14,362.34x = 96,997,243.81
  5. Step 5: Solve for x
    x = 96,997,243.81/14,362.34
  6. Step 6: Final answer
    x = 6,753.58

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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.