Home / 30,349.12-45,523.70-9,574.24

Finding the Fourth Proportional to 30,349.12, 45,523.70 and 9,574.24

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Solution

The fourth proportional to 30,349.12, 45,523.70 and 9,574.24 is: 14,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,349.12 : 45,523.70 = 9,574.24 : x
  2. Step 2: Convert to fraction form
    30,349.12/45,523.70 = 9,574.24/x
  3. Step 3: Cross multiply
    30,349.12x = 45,523.70 × 9,574.24
  4. Step 4: Simplify right side
    30,349.12x = 435,854,829.49
  5. Step 5: Solve for x
    x = 435,854,829.49/30,349.12
  6. Step 6: Final answer
    x = 14,361.37

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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.