Home / 30,466.23-42,042.60-16,854.77

Finding the Fourth Proportional to 30,466.23, 42,042.60 and 16,854.77

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Solution

The fourth proportional to 30,466.23, 42,042.60 and 16,854.77 is: 23,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,466.23 : 42,042.60 = 16,854.77 : x
  2. Step 2: Convert to fraction form
    30,466.23/42,042.60 = 16,854.77/x
  3. Step 3: Cross multiply
    30,466.23x = 42,042.60 × 16,854.77
  4. Step 4: Simplify right side
    30,466.23x = 708,618,521.51
  5. Step 5: Solve for x
    x = 708,618,521.51/30,466.23
  6. Step 6: Final answer
    x = 23,259.15

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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.