Home / 32,903.21-49,341.25-12,636.91

Finding the Fourth Proportional to 32,903.21, 49,341.25 and 12,636.91

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Solution

The fourth proportional to 32,903.21, 49,341.25 and 12,636.91 is: 18,950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,903.21 : 49,341.25 = 12,636.91 : x
  2. Step 2: Convert to fraction form
    32,903.21/49,341.25 = 12,636.91/x
  3. Step 3: Cross multiply
    32,903.21x = 49,341.25 × 12,636.91
  4. Step 4: Simplify right side
    32,903.21x = 623,521,013.01
  5. Step 5: Solve for x
    x = 623,521,013.01/32,903.21
  6. Step 6: Final answer
    x = 18,950.16

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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.