Home / 52,294.65-78,421.23-18,996.54

Finding the Fourth Proportional to 52,294.65, 78,421.23 and 18,996.54

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Solution

The fourth proportional to 52,294.65, 78,421.23 and 18,996.54 is: 28,487.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,294.65 : 78,421.23 = 18,996.54 : x
  2. Step 2: Convert to fraction form
    52,294.65/78,421.23 = 18,996.54/x
  3. Step 3: Cross multiply
    52,294.65x = 78,421.23 × 18,996.54
  4. Step 4: Simplify right side
    52,294.65x = 1,489,732,032.54
  5. Step 5: Solve for x
    x = 1,489,732,032.54/52,294.65
  6. Step 6: Final answer
    x = 28,487.27

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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.