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Finding the Fourth Proportional to 35,619, 53,428.59 and 14,842.50

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Solution

The fourth proportional to 35,619, 53,428.59 and 14,842.50 is: 22,263.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,619 : 53,428.59 = 14,842.50 : x
  2. Step 2: Convert to fraction form
    35,619/53,428.59 = 14,842.50/x
  3. Step 3: Cross multiply
    35,619x = 53,428.59 × 14,842.50
  4. Step 4: Simplify right side
    35,619x = 793,013,847.08
  5. Step 5: Solve for x
    x = 793,013,847.08/35,619
  6. Step 6: Final answer
    x = 22,263.79

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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.