Home / 30,066.30-45,064.59-11,334.35

Finding the Fourth Proportional to 30,066.30, 45,064.59 and 11,334.35

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Solution

The fourth proportional to 30,066.30, 45,064.59 and 11,334.35 is: 16,988.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,066.30 : 45,064.59 = 11,334.35 : x
  2. Step 2: Convert to fraction form
    30,066.30/45,064.59 = 11,334.35/x
  3. Step 3: Cross multiply
    30,066.30x = 45,064.59 × 11,334.35
  4. Step 4: Simplify right side
    30,066.30x = 510,777,835.67
  5. Step 5: Solve for x
    x = 510,777,835.67/30,066.30
  6. Step 6: Final answer
    x = 16,988.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.