Home / 29,638.16-44,457.28-12,108

Finding the Fourth Proportional to 29,638.16, 44,457.28 and 12,108

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Solution

The fourth proportional to 29,638.16, 44,457.28 and 12,108 is: 18,162.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,638.16 : 44,457.28 = 12,108 : x
  2. Step 2: Convert to fraction form
    29,638.16/44,457.28 = 12,108/x
  3. Step 3: Cross multiply
    29,638.16x = 44,457.28 × 12,108
  4. Step 4: Simplify right side
    29,638.16x = 538,288,746.24
  5. Step 5: Solve for x
    x = 538,288,746.24/29,638.16
  6. Step 6: Final answer
    x = 18,162.02

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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.