Home / 30,426.14-41,985.32-16,995.52

Finding the Fourth Proportional to 30,426.14, 41,985.32 and 16,995.52

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Solution

The fourth proportional to 30,426.14, 41,985.32 and 16,995.52 is: 23,452.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,426.14 : 41,985.32 = 16,995.52 : x
  2. Step 2: Convert to fraction form
    30,426.14/41,985.32 = 16,995.52/x
  3. Step 3: Cross multiply
    30,426.14x = 41,985.32 × 16,995.52
  4. Step 4: Simplify right side
    30,426.14x = 713,562,345.77
  5. Step 5: Solve for x
    x = 713,562,345.77/30,426.14
  6. Step 6: Final answer
    x = 23,452.28

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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.