Home / 35,739.32-53,588.46-13,538.53

Finding the Fourth Proportional to 35,739.32, 53,588.46 and 13,538.53

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Solution

The fourth proportional to 35,739.32, 53,588.46 and 13,538.53 is: 20,300.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,739.32 : 53,588.46 = 13,538.53 : x
  2. Step 2: Convert to fraction form
    35,739.32/53,588.46 = 13,538.53/x
  3. Step 3: Cross multiply
    35,739.32x = 53,588.46 × 13,538.53
  4. Step 4: Simplify right side
    35,739.32x = 725,508,973.36
  5. Step 5: Solve for x
    x = 725,508,973.36/35,739.32
  6. Step 6: Final answer
    x = 20,300.02

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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.