Home / 30,846.03-42,567.60-16,698.90

Finding the Fourth Proportional to 30,846.03, 42,567.60 and 16,698.90

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Solution

The fourth proportional to 30,846.03, 42,567.60 and 16,698.90 is: 23,044.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,846.03 : 42,567.60 = 16,698.90 : x
  2. Step 2: Convert to fraction form
    30,846.03/42,567.60 = 16,698.90/x
  3. Step 3: Cross multiply
    30,846.03x = 42,567.60 × 16,698.90
  4. Step 4: Simplify right side
    30,846.03x = 710,832,095.64
  5. Step 5: Solve for x
    x = 710,832,095.64/30,846.03
  6. Step 6: Final answer
    x = 23,044.52

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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.