Home / 32,782.04-45,232.44-20,841.02

Finding the Fourth Proportional to 32,782.04, 45,232.44 and 20,841.02

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Solution

The fourth proportional to 32,782.04, 45,232.44 and 20,841.02 is: 28,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,782.04 : 45,232.44 = 20,841.02 : x
  2. Step 2: Convert to fraction form
    32,782.04/45,232.44 = 20,841.02/x
  3. Step 3: Cross multiply
    32,782.04x = 45,232.44 × 20,841.02
  4. Step 4: Simplify right side
    32,782.04x = 942,690,186.69
  5. Step 5: Solve for x
    x = 942,690,186.69/32,782.04
  6. Step 6: Final answer
    x = 28,756.30

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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.