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Finding the Fourth Proportional to 35,615.96, 53,423.72 and 14,551.52

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Solution

The fourth proportional to 35,615.96, 53,423.72 and 14,551.52 is: 21,827.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,615.96 : 53,423.72 = 14,551.52 : x
  2. Step 2: Convert to fraction form
    35,615.96/53,423.72 = 14,551.52/x
  3. Step 3: Cross multiply
    35,615.96x = 53,423.72 × 14,551.52
  4. Step 4: Simplify right side
    35,615.96x = 777,396,330.05
  5. Step 5: Solve for x
    x = 777,396,330.05/35,615.96
  6. Step 6: Final answer
    x = 21,827.19

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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.