Home / 53,054.88-79,526.66-21,487.34

Finding the Fourth Proportional to 53,054.88, 79,526.66 and 21,487.34

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Solution

The fourth proportional to 53,054.88, 79,526.66 and 21,487.34 is: 32,208.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,054.88 : 79,526.66 = 21,487.34 : x
  2. Step 2: Convert to fraction form
    53,054.88/79,526.66 = 21,487.34/x
  3. Step 3: Cross multiply
    53,054.88x = 79,526.66 × 21,487.34
  4. Step 4: Simplify right side
    53,054.88x = 1,708,815,877.41
  5. Step 5: Solve for x
    x = 1,708,815,877.41/53,054.88
  6. Step 6: Final answer
    x = 32,208.46

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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.