Home / 34,953.98-52,389.35-20,132.20

Finding the Fourth Proportional to 34,953.98, 52,389.35 and 20,132.20

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Solution

The fourth proportional to 34,953.98, 52,389.35 and 20,132.20 is: 30,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,953.98 : 52,389.35 = 20,132.20 : x
  2. Step 2: Convert to fraction form
    34,953.98/52,389.35 = 20,132.20/x
  3. Step 3: Cross multiply
    34,953.98x = 52,389.35 × 20,132.20
  4. Step 4: Simplify right side
    34,953.98x = 1,054,712,509.46
  5. Step 5: Solve for x
    x = 1,054,712,509.46/34,953.98
  6. Step 6: Final answer
    x = 30,174.32

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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.