Home / 30,116.55-45,182.00-10,395.27

Finding the Fourth Proportional to 30,116.55, 45,182.00 and 10,395.27

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Solution

The fourth proportional to 30,116.55, 45,182.00 and 10,395.27 is: 15,595.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,116.55 : 45,182.00 = 10,395.27 : x
  2. Step 2: Convert to fraction form
    30,116.55/45,182.00 = 10,395.27/x
  3. Step 3: Cross multiply
    30,116.55x = 45,182.00 × 10,395.27
  4. Step 4: Simplify right side
    30,116.55x = 469,679,037.16
  5. Step 5: Solve for x
    x = 469,679,037.16/30,116.55
  6. Step 6: Final answer
    x = 15,595.38

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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.