Home / 34,686.16-52,035.72-11,319.28

Finding the Fourth Proportional to 34,686.16, 52,035.72 and 11,319.28

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Solution

The fourth proportional to 34,686.16, 52,035.72 and 11,319.28 is: 16,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,686.16 : 52,035.72 = 11,319.28 : x
  2. Step 2: Convert to fraction form
    34,686.16/52,035.72 = 11,319.28/x
  3. Step 3: Cross multiply
    34,686.16x = 52,035.72 × 11,319.28
  4. Step 4: Simplify right side
    34,686.16x = 589,006,884.68
  5. Step 5: Solve for x
    x = 589,006,884.68/34,686.16
  6. Step 6: Final answer
    x = 16,981.03

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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.