Home / 26,987.10-40,432.05-16,586.70

Finding the Fourth Proportional to 26,987.10, 40,432.05 and 16,586.70

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Solution

The fourth proportional to 26,987.10, 40,432.05 and 16,586.70 is: 24,850.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987.10 : 40,432.05 = 16,586.70 : x
  2. Step 2: Convert to fraction form
    26,987.10/40,432.05 = 16,586.70/x
  3. Step 3: Cross multiply
    26,987.10x = 40,432.05 × 16,586.70
  4. Step 4: Simplify right side
    26,987.10x = 670,634,283.74
  5. Step 5: Solve for x
    x = 670,634,283.74/26,987.10
  6. Step 6: Final answer
    x = 24,850.18

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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.