Home / 55,055.52-82,583.28-39,332.16

Finding the Fourth Proportional to 55,055.52, 82,583.28 and 39,332.16

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Solution

The fourth proportional to 55,055.52, 82,583.28 and 39,332.16 is: 58,998.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,055.52 : 82,583.28 = 39,332.16 : x
  2. Step 2: Convert to fraction form
    55,055.52/82,583.28 = 39,332.16/x
  3. Step 3: Cross multiply
    55,055.52x = 82,583.28 × 39,332.16
  4. Step 4: Simplify right side
    55,055.52x = 3,248,178,782.28
  5. Step 5: Solve for x
    x = 3,248,178,782.28/55,055.52
  6. Step 6: Final answer
    x = 58,998.24

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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.