Home / 30,844.86-46,172.91-19,762.23

Finding the Fourth Proportional to 30,844.86, 46,172.91 and 19,762.23

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Solution

The fourth proportional to 30,844.86, 46,172.91 and 19,762.23 is: 29,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,844.86 : 46,172.91 = 19,762.23 : x
  2. Step 2: Convert to fraction form
    30,844.86/46,172.91 = 19,762.23/x
  3. Step 3: Cross multiply
    30,844.86x = 46,172.91 × 19,762.23
  4. Step 4: Simplify right side
    30,844.86x = 912,479,667.19
  5. Step 5: Solve for x
    x = 912,479,667.19/30,844.86
  6. Step 6: Final answer
    x = 29,582.88

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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.