Home / 32,840.67-45,320.41-18,694.42

Finding the Fourth Proportional to 32,840.67, 45,320.41 and 18,694.42

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Solution

The fourth proportional to 32,840.67, 45,320.41 and 18,694.42 is: 25,798.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,840.67 : 45,320.41 = 18,694.42 : x
  2. Step 2: Convert to fraction form
    32,840.67/45,320.41 = 18,694.42/x
  3. Step 3: Cross multiply
    32,840.67x = 45,320.41 × 18,694.42
  4. Step 4: Simplify right side
    32,840.67x = 847,238,779.11
  5. Step 5: Solve for x
    x = 847,238,779.11/32,840.67
  6. Step 6: Final answer
    x = 25,798.46

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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.