Home / 53,018.96-79,526.36-17,958.62

Finding the Fourth Proportional to 53,018.96, 79,526.36 and 17,958.62

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Solution

The fourth proportional to 53,018.96, 79,526.36 and 17,958.62 is: 26,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,018.96 : 79,526.36 = 17,958.62 : x
  2. Step 2: Convert to fraction form
    53,018.96/79,526.36 = 17,958.62/x
  3. Step 3: Cross multiply
    53,018.96x = 79,526.36 × 17,958.62
  4. Step 4: Simplify right side
    53,018.96x = 1,428,183,326.49
  5. Step 5: Solve for x
    x = 1,428,183,326.49/53,018.96
  6. Step 6: Final answer
    x = 26,937.22

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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.