Home / 32,985.36-45,525.24-18,842.64

Finding the Fourth Proportional to 32,985.36, 45,525.24 and 18,842.64

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Solution

The fourth proportional to 32,985.36, 45,525.24 and 18,842.64 is: 26,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,985.36 : 45,525.24 = 18,842.64 : x
  2. Step 2: Convert to fraction form
    32,985.36/45,525.24 = 18,842.64/x
  3. Step 3: Cross multiply
    32,985.36x = 45,525.24 × 18,842.64
  4. Step 4: Simplify right side
    32,985.36x = 857,815,708.23
  5. Step 5: Solve for x
    x = 857,815,708.23/32,985.36
  6. Step 6: Final answer
    x = 26,005.95

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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.