Home / 53,129.40-79,743.30-26,852.52

Finding the Fourth Proportional to 53,129.40, 79,743.30 and 26,852.52

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Solution

The fourth proportional to 53,129.40, 79,743.30 and 26,852.52 is: 40,303.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,129.40 : 79,743.30 = 26,852.52 : x
  2. Step 2: Convert to fraction form
    53,129.40/79,743.30 = 26,852.52/x
  3. Step 3: Cross multiply
    53,129.40x = 79,743.30 × 26,852.52
  4. Step 4: Simplify right side
    53,129.40x = 2,141,308,558.12
  5. Step 5: Solve for x
    x = 2,141,308,558.12/53,129.40
  6. Step 6: Final answer
    x = 40,303.65

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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.