Home / 26,711.73-40,087.28-12,671.80

Finding the Fourth Proportional to 26,711.73, 40,087.28 and 12,671.80

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Solution

The fourth proportional to 26,711.73, 40,087.28 and 12,671.80 is: 19,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,711.73 : 40,087.28 = 12,671.80 : x
  2. Step 2: Convert to fraction form
    26,711.73/40,087.28 = 12,671.80/x
  3. Step 3: Cross multiply
    26,711.73x = 40,087.28 × 12,671.80
  4. Step 4: Simplify right side
    26,711.73x = 507,977,730.91
  5. Step 5: Solve for x
    x = 507,977,730.91/26,711.73
  6. Step 6: Final answer
    x = 19,017.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.