Home / 32,731.57-45,206.36-22,102.75

Finding the Fourth Proportional to 32,731.57, 45,206.36 and 22,102.75

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Solution

The fourth proportional to 32,731.57, 45,206.36 and 22,102.75 is: 30,526.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,731.57 : 45,206.36 = 22,102.75 : x
  2. Step 2: Convert to fraction form
    32,731.57/45,206.36 = 22,102.75/x
  3. Step 3: Cross multiply
    32,731.57x = 45,206.36 × 22,102.75
  4. Step 4: Simplify right side
    32,731.57x = 999,184,873.49
  5. Step 5: Solve for x
    x = 999,184,873.49/32,731.57
  6. Step 6: Final answer
    x = 30,526.64

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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.