Home / 29,280.17-43,928.55-11,762.30

Finding the Fourth Proportional to 29,280.17, 43,928.55 and 11,762.30

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Solution

The fourth proportional to 29,280.17, 43,928.55 and 11,762.30 is: 17,646.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,280.17 : 43,928.55 = 11,762.30 : x
  2. Step 2: Convert to fraction form
    29,280.17/43,928.55 = 11,762.30/x
  3. Step 3: Cross multiply
    29,280.17x = 43,928.55 × 11,762.30
  4. Step 4: Simplify right side
    29,280.17x = 516,700,564.02
  5. Step 5: Solve for x
    x = 516,700,564.02/29,280.17
  6. Step 6: Final answer
    x = 17,646.78

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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.