Home / 24,638.96-36,899.76-12,761

Finding the Fourth Proportional to 24,638.96, 36,899.76 and 12,761

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Solution

The fourth proportional to 24,638.96, 36,899.76 and 12,761 is: 19,111.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,638.96 : 36,899.76 = 12,761 : x
  2. Step 2: Convert to fraction form
    24,638.96/36,899.76 = 12,761/x
  3. Step 3: Cross multiply
    24,638.96x = 36,899.76 × 12,761
  4. Step 4: Simplify right side
    24,638.96x = 470,877,837.36
  5. Step 5: Solve for x
    x = 470,877,837.36/24,638.96
  6. Step 6: Final answer
    x = 19,111.11

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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.