Home / 30,832.63-42,549.33-16,685.77

Finding the Fourth Proportional to 30,832.63, 42,549.33 and 16,685.77

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Solution

The fourth proportional to 30,832.63, 42,549.33 and 16,685.77 is: 23,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,832.63 : 42,549.33 = 16,685.77 : x
  2. Step 2: Convert to fraction form
    30,832.63/42,549.33 = 16,685.77/x
  3. Step 3: Cross multiply
    30,832.63x = 42,549.33 × 16,685.77
  4. Step 4: Simplify right side
    30,832.63x = 709,968,334.03
  5. Step 5: Solve for x
    x = 709,968,334.03/30,832.63
  6. Step 6: Final answer
    x = 23,026.53

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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.