Home / 30,357.87-45,549.89-16,301.46

Finding the Fourth Proportional to 30,357.87, 45,549.89 and 16,301.46

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Solution

The fourth proportional to 30,357.87, 45,549.89 and 16,301.46 is: 24,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,357.87 : 45,549.89 = 16,301.46 : x
  2. Step 2: Convert to fraction form
    30,357.87/45,549.89 = 16,301.46/x
  3. Step 3: Cross multiply
    30,357.87x = 45,549.89 × 16,301.46
  4. Step 4: Simplify right side
    30,357.87x = 742,529,628.33
  5. Step 5: Solve for x
    x = 742,529,628.33/30,357.87
  6. Step 6: Final answer
    x = 24,459.21

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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.