Home / 48,296.26-72,438.23-18,693.84

Finding the Fourth Proportional to 48,296.26, 72,438.23 and 18,693.84

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Solution

The fourth proportional to 48,296.26, 72,438.23 and 18,693.84 is: 28,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,296.26 : 72,438.23 = 18,693.84 : x
  2. Step 2: Convert to fraction form
    48,296.26/72,438.23 = 18,693.84/x
  3. Step 3: Cross multiply
    48,296.26x = 72,438.23 × 18,693.84
  4. Step 4: Simplify right side
    48,296.26x = 1,354,148,728.24
  5. Step 5: Solve for x
    x = 1,354,148,728.24/48,296.26
  6. Step 6: Final answer
    x = 28,038.38

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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.