Home / 35,953.81-53,932.33-13,761.43

Finding the Fourth Proportional to 35,953.81, 53,932.33 and 13,761.43

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Solution

The fourth proportional to 35,953.81, 53,932.33 and 13,761.43 is: 20,642.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,953.81 : 53,932.33 = 13,761.43 : x
  2. Step 2: Convert to fraction form
    35,953.81/53,932.33 = 13,761.43/x
  3. Step 3: Cross multiply
    35,953.81x = 53,932.33 × 13,761.43
  4. Step 4: Simplify right side
    35,953.81x = 742,185,866.40
  5. Step 5: Solve for x
    x = 742,185,866.40/35,953.81
  6. Step 6: Final answer
    x = 20,642.76

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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.