Home / 20,314.94-30,337.40-20,095.02

Finding the Fourth Proportional to 20,314.94, 30,337.40 and 20,095.02

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Solution

The fourth proportional to 20,314.94, 30,337.40 and 20,095.02 is: 30,008.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,314.94 : 30,337.40 = 20,095.02 : x
  2. Step 2: Convert to fraction form
    20,314.94/30,337.40 = 20,095.02/x
  3. Step 3: Cross multiply
    20,314.94x = 30,337.40 × 20,095.02
  4. Step 4: Simplify right side
    20,314.94x = 609,630,709.99
  5. Step 5: Solve for x
    x = 609,630,709.99/20,314.94
  6. Step 6: Final answer
    x = 30,008.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.