Home / 32,779.36-49,164.18-11,998

Finding the Fourth Proportional to 32,779.36, 49,164.18 and 11,998

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Solution

The fourth proportional to 32,779.36, 49,164.18 and 11,998 is: 17,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,779.36 : 49,164.18 = 11,998 : x
  2. Step 2: Convert to fraction form
    32,779.36/49,164.18 = 11,998/x
  3. Step 3: Cross multiply
    32,779.36x = 49,164.18 × 11,998
  4. Step 4: Simplify right side
    32,779.36x = 589,871,831.64
  5. Step 5: Solve for x
    x = 589,871,831.64/32,779.36
  6. Step 6: Final answer
    x = 17,995.22

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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.