Home / 30,803.03-45,981.72-27,066.35

Finding the Fourth Proportional to 30,803.03, 45,981.72 and 27,066.35

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Solution

The fourth proportional to 30,803.03, 45,981.72 and 27,066.35 is: 40,403.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,803.03 : 45,981.72 = 27,066.35 : x
  2. Step 2: Convert to fraction form
    30,803.03/45,981.72 = 27,066.35/x
  3. Step 3: Cross multiply
    30,803.03x = 45,981.72 × 27,066.35
  4. Step 4: Simplify right side
    30,803.03x = 1,244,557,191.79
  5. Step 5: Solve for x
    x = 1,244,557,191.79/30,803.03
  6. Step 6: Final answer
    x = 40,403.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.