Home / 32,779.64-45,235.88-18,633.38

Finding the Fourth Proportional to 32,779.64, 45,235.88 and 18,633.38

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Solution

The fourth proportional to 32,779.64, 45,235.88 and 18,633.38 is: 25,714.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,779.64 : 45,235.88 = 18,633.38 : x
  2. Step 2: Convert to fraction form
    32,779.64/45,235.88 = 18,633.38/x
  3. Step 3: Cross multiply
    32,779.64x = 45,235.88 × 18,633.38
  4. Step 4: Simplify right side
    32,779.64x = 842,897,341.67
  5. Step 5: Solve for x
    x = 842,897,341.67/32,779.64
  6. Step 6: Final answer
    x = 25,714.05

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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.