Home / 36,929.16-55,430.64-19,435.84

Finding the Fourth Proportional to 36,929.16, 55,430.64 and 19,435.84

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Solution

The fourth proportional to 36,929.16, 55,430.64 and 19,435.84 is: 29,173.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,929.16 : 55,430.64 = 19,435.84 : x
  2. Step 2: Convert to fraction form
    36,929.16/55,430.64 = 19,435.84/x
  3. Step 3: Cross multiply
    36,929.16x = 55,430.64 × 19,435.84
  4. Step 4: Simplify right side
    36,929.16x = 1,077,341,050.14
  5. Step 5: Solve for x
    x = 1,077,341,050.14/36,929.16
  6. Step 6: Final answer
    x = 29,173.18

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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.