Home / 30,072.04-41,498.36-16,643.32

Finding the Fourth Proportional to 30,072.04, 41,498.36 and 16,643.32

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Solution

The fourth proportional to 30,072.04, 41,498.36 and 16,643.32 is: 22,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,072.04 : 41,498.36 = 16,643.32 : x
  2. Step 2: Convert to fraction form
    30,072.04/41,498.36 = 16,643.32/x
  3. Step 3: Cross multiply
    30,072.04x = 41,498.36 × 16,643.32
  4. Step 4: Simplify right side
    30,072.04x = 690,670,360.41
  5. Step 5: Solve for x
    x = 690,670,360.41/30,072.04
  6. Step 6: Final answer
    x = 22,967.20

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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.