Home / 52,056.38-78,085.23-18,323.42

Finding the Fourth Proportional to 52,056.38, 78,085.23 and 18,323.42

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Solution

The fourth proportional to 52,056.38, 78,085.23 and 18,323.42 is: 27,485.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,056.38 : 78,085.23 = 18,323.42 : x
  2. Step 2: Convert to fraction form
    52,056.38/78,085.23 = 18,323.42/x
  3. Step 3: Cross multiply
    52,056.38x = 78,085.23 × 18,323.42
  4. Step 4: Simplify right side
    52,056.38x = 1,430,788,465.09
  5. Step 5: Solve for x
    x = 1,430,788,465.09/52,056.38
  6. Step 6: Final answer
    x = 27,485.36

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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.