Home / 30,089.59-45,102.37-11,361.66

Finding the Fourth Proportional to 30,089.59, 45,102.37 and 11,361.66

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Solution

The fourth proportional to 30,089.59, 45,102.37 and 11,361.66 is: 17,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,089.59 : 45,102.37 = 11,361.66 : x
  2. Step 2: Convert to fraction form
    30,089.59/45,102.37 = 11,361.66/x
  3. Step 3: Cross multiply
    30,089.59x = 45,102.37 × 11,361.66
  4. Step 4: Simplify right side
    30,089.59x = 512,437,793.13
  5. Step 5: Solve for x
    x = 512,437,793.13/30,089.59
  6. Step 6: Final answer
    x = 17,030.40

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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.