Home / 50,501.04-69,691.50-30,358.14

Finding the Fourth Proportional to 50,501.04, 69,691.50 and 30,358.14

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Solution

The fourth proportional to 50,501.04, 69,691.50 and 30,358.14 is: 41,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,501.04 : 69,691.50 = 30,358.14 : x
  2. Step 2: Convert to fraction form
    50,501.04/69,691.50 = 30,358.14/x
  3. Step 3: Cross multiply
    50,501.04x = 69,691.50 × 30,358.14
  4. Step 4: Simplify right side
    50,501.04x = 2,115,704,313.81
  5. Step 5: Solve for x
    x = 2,115,704,313.81/50,501.04
  6. Step 6: Final answer
    x = 41,894.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.