Home / 50,396.38-75,588.70-18,807.53

Finding the Fourth Proportional to 50,396.38, 75,588.70 and 18,807.53

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Solution

The fourth proportional to 50,396.38, 75,588.70 and 18,807.53 is: 28,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,396.38 : 75,588.70 = 18,807.53 : x
  2. Step 2: Convert to fraction form
    50,396.38/75,588.70 = 18,807.53/x
  3. Step 3: Cross multiply
    50,396.38x = 75,588.70 × 18,807.53
  4. Step 4: Simplify right side
    50,396.38x = 1,421,636,742.91
  5. Step 5: Solve for x
    x = 1,421,636,742.91/50,396.38
  6. Step 6: Final answer
    x = 28,209.10

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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.