Home / 30,337.88-45,506.81-9,561.38

Finding the Fourth Proportional to 30,337.88, 45,506.81 and 9,561.38

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Solution

The fourth proportional to 30,337.88, 45,506.81 and 9,561.38 is: 14,342.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,337.88 : 45,506.81 = 9,561.38 : x
  2. Step 2: Convert to fraction form
    30,337.88/45,506.81 = 9,561.38/x
  3. Step 3: Cross multiply
    30,337.88x = 45,506.81 × 9,561.38
  4. Step 4: Simplify right side
    30,337.88x = 435,107,699.37
  5. Step 5: Solve for x
    x = 435,107,699.37/30,337.88
  6. Step 6: Final answer
    x = 14,342.06

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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.