Home / 34,137.21-51,210.15-13,358.01

Finding the Fourth Proportional to 34,137.21, 51,210.15 and 13,358.01

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Solution

The fourth proportional to 34,137.21, 51,210.15 and 13,358.01 is: 20,038.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,137.21 : 51,210.15 = 13,358.01 : x
  2. Step 2: Convert to fraction form
    34,137.21/51,210.15 = 13,358.01/x
  3. Step 3: Cross multiply
    34,137.21x = 51,210.15 × 13,358.01
  4. Step 4: Simplify right side
    34,137.21x = 684,065,695.80
  5. Step 5: Solve for x
    x = 684,065,695.80/34,137.21
  6. Step 6: Final answer
    x = 20,038.71

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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.