Home / 35,406.76-53,142.96-17,888.92

Finding the Fourth Proportional to 35,406.76, 53,142.96 and 17,888.92

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Solution

The fourth proportional to 35,406.76, 53,142.96 and 17,888.92 is: 26,849.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,406.76 : 53,142.96 = 17,888.92 : x
  2. Step 2: Convert to fraction form
    35,406.76/53,142.96 = 17,888.92/x
  3. Step 3: Cross multiply
    35,406.76x = 53,142.96 × 17,888.92
  4. Step 4: Simplify right side
    35,406.76x = 950,670,160.00
  5. Step 5: Solve for x
    x = 950,670,160.00/35,406.76
  6. Step 6: Final answer
    x = 26,849.96

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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.