Home / 32,670.64-45,084.14-18,523.20

Finding the Fourth Proportional to 32,670.64, 45,084.14 and 18,523.20

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Solution

The fourth proportional to 32,670.64, 45,084.14 and 18,523.20 is: 25,561.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,670.64 : 45,084.14 = 18,523.20 : x
  2. Step 2: Convert to fraction form
    32,670.64/45,084.14 = 18,523.20/x
  3. Step 3: Cross multiply
    32,670.64x = 45,084.14 × 18,523.20
  4. Step 4: Simplify right side
    32,670.64x = 835,102,542.05
  5. Step 5: Solve for x
    x = 835,102,542.05/32,670.64
  6. Step 6: Final answer
    x = 25,561.25

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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.