Home / 16,041.73-22,135.65-8,870.68

Finding the Fourth Proportional to 16,041.73, 22,135.65 and 8,870.68

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Solution

The fourth proportional to 16,041.73, 22,135.65 and 8,870.68 is: 12,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,041.73 : 22,135.65 = 8,870.68 : x
  2. Step 2: Convert to fraction form
    16,041.73/22,135.65 = 8,870.68/x
  3. Step 3: Cross multiply
    16,041.73x = 22,135.65 × 8,870.68
  4. Step 4: Simplify right side
    16,041.73x = 196,358,267.74
  5. Step 5: Solve for x
    x = 196,358,267.74/16,041.73
  6. Step 6: Final answer
    x = 12,240.47

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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.