Home / 32,651.21-45,050.81-20,710.19

Finding the Fourth Proportional to 32,651.21, 45,050.81 and 20,710.19

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Solution

The fourth proportional to 32,651.21, 45,050.81 and 20,710.19 is: 28,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,651.21 : 45,050.81 = 20,710.19 : x
  2. Step 2: Convert to fraction form
    32,651.21/45,050.81 = 20,710.19/x
  3. Step 3: Cross multiply
    32,651.21x = 45,050.81 × 20,710.19
  4. Step 4: Simplify right side
    32,651.21x = 933,010,843.83
  5. Step 5: Solve for x
    x = 933,010,843.83/32,651.21
  6. Step 6: Final answer
    x = 28,575.07

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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.