Home / 49,117.39-73,660.59-21,030.03

Finding the Fourth Proportional to 49,117.39, 73,660.59 and 21,030.03

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Solution

The fourth proportional to 49,117.39, 73,660.59 and 21,030.03 is: 31,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,117.39 : 73,660.59 = 21,030.03 : x
  2. Step 2: Convert to fraction form
    49,117.39/73,660.59 = 21,030.03/x
  3. Step 3: Cross multiply
    49,117.39x = 73,660.59 × 21,030.03
  4. Step 4: Simplify right side
    49,117.39x = 1,549,084,417.52
  5. Step 5: Solve for x
    x = 1,549,084,417.52/49,117.39
  6. Step 6: Final answer
    x = 31,538.41

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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.