Home / 55,368.08-83,053.40-19,831.84

Finding the Fourth Proportional to 55,368.08, 83,053.40 and 19,831.84

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Solution

The fourth proportional to 55,368.08, 83,053.40 and 19,831.84 is: 29,748.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,368.08 : 83,053.40 = 19,831.84 : x
  2. Step 2: Convert to fraction form
    55,368.08/83,053.40 = 19,831.84/x
  3. Step 3: Cross multiply
    55,368.08x = 83,053.40 × 19,831.84
  4. Step 4: Simplify right side
    55,368.08x = 1,647,101,740.26
  5. Step 5: Solve for x
    x = 1,647,101,740.26/55,368.08
  6. Step 6: Final answer
    x = 29,748.22

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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.