Home / 30,395.40-45,598.14-10,668.84

Finding the Fourth Proportional to 30,395.40, 45,598.14 and 10,668.84

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Solution

The fourth proportional to 30,395.40, 45,598.14 and 10,668.84 is: 16,005.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,395.40 : 45,598.14 = 10,668.84 : x
  2. Step 2: Convert to fraction form
    30,395.40/45,598.14 = 10,668.84/x
  3. Step 3: Cross multiply
    30,395.40x = 45,598.14 × 10,668.84
  4. Step 4: Simplify right side
    30,395.40x = 486,479,259.96
  5. Step 5: Solve for x
    x = 486,479,259.96/30,395.40
  6. Step 6: Final answer
    x = 16,005.03

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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.