Home / 30,924.02-42,675.24-16,776.88

Finding the Fourth Proportional to 30,924.02, 42,675.24 and 16,776.88

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Solution

The fourth proportional to 30,924.02, 42,675.24 and 16,776.88 is: 23,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,924.02 : 42,675.24 = 16,776.88 : x
  2. Step 2: Convert to fraction form
    30,924.02/42,675.24 = 16,776.88/x
  3. Step 3: Cross multiply
    30,924.02x = 42,675.24 × 16,776.88
  4. Step 4: Simplify right side
    30,924.02x = 715,957,380.45
  5. Step 5: Solve for x
    x = 715,957,380.45/30,924.02
  6. Step 6: Final answer
    x = 23,152.14

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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.