Home / 53,331.17-79,996.76-13,888.17

Finding the Fourth Proportional to 53,331.17, 79,996.76 and 13,888.17

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Solution

The fourth proportional to 53,331.17, 79,996.76 and 13,888.17 is: 20,832.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,331.17 : 79,996.76 = 13,888.17 : x
  2. Step 2: Convert to fraction form
    53,331.17/79,996.76 = 13,888.17/x
  3. Step 3: Cross multiply
    53,331.17x = 79,996.76 × 13,888.17
  4. Step 4: Simplify right side
    53,331.17x = 1,111,008,602.33
  5. Step 5: Solve for x
    x = 1,111,008,602.33/53,331.17
  6. Step 6: Final answer
    x = 20,832.26

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1.5x scale

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.