Home / 55,889.18-83,831.34-13,767.25

Finding the Fourth Proportional to 55,889.18, 83,831.34 and 13,767.25

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Solution

The fourth proportional to 55,889.18, 83,831.34 and 13,767.25 is: 20,650.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,889.18 : 83,831.34 = 13,767.25 : x
  2. Step 2: Convert to fraction form
    55,889.18/83,831.34 = 13,767.25/x
  3. Step 3: Cross multiply
    55,889.18x = 83,831.34 × 13,767.25
  4. Step 4: Simplify right side
    55,889.18x = 1,154,127,015.62
  5. Step 5: Solve for x
    x = 1,154,127,015.62/55,889.18
  6. Step 6: Final answer
    x = 20,650.28

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1.5x scale

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.