Home / 32,775.30-45,218.25-19,339.83

Finding the Fourth Proportional to 32,775.30, 45,218.25 and 19,339.83

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Solution

The fourth proportional to 32,775.30, 45,218.25 and 19,339.83 is: 26,682.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,775.30 : 45,218.25 = 19,339.83 : x
  2. Step 2: Convert to fraction form
    32,775.30/45,218.25 = 19,339.83/x
  3. Step 3: Cross multiply
    32,775.30x = 45,218.25 × 19,339.83
  4. Step 4: Simplify right side
    32,775.30x = 874,513,267.90
  5. Step 5: Solve for x
    x = 874,513,267.90/32,775.30
  6. Step 6: Final answer
    x = 26,682.08

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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.