Home / 39,315.58-54,243.64-35,526.58

Finding the Fourth Proportional to 39,315.58, 54,243.64 and 35,526.58

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Solution

The fourth proportional to 39,315.58, 54,243.64 and 35,526.58 is: 49,015.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,315.58 : 54,243.64 = 35,526.58 : x
  2. Step 2: Convert to fraction form
    39,315.58/54,243.64 = 35,526.58/x
  3. Step 3: Cross multiply
    39,315.58x = 54,243.64 × 35,526.58
  4. Step 4: Simplify right side
    39,315.58x = 1,927,091,015.95
  5. Step 5: Solve for x
    x = 1,927,091,015.95/39,315.58
  6. Step 6: Final answer
    x = 49,015.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.