Home / 30,893.13-42,632.64-16,746.03

Finding the Fourth Proportional to 30,893.13, 42,632.64 and 16,746.03

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Solution

The fourth proportional to 30,893.13, 42,632.64 and 16,746.03 is: 23,109.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,893.13 : 42,632.64 = 16,746.03 : x
  2. Step 2: Convert to fraction form
    30,893.13/42,632.64 = 16,746.03/x
  3. Step 3: Cross multiply
    30,893.13x = 42,632.64 × 16,746.03
  4. Step 4: Simplify right side
    30,893.13x = 713,927,468.42
  5. Step 5: Solve for x
    x = 713,927,468.42/30,893.13
  6. Step 6: Final answer
    x = 23,109.59

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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.