Home / 45,171.28-67,798.56-23,000.64

Finding the Fourth Proportional to 45,171.28, 67,798.56 and 23,000.64

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Solution

The fourth proportional to 45,171.28, 67,798.56 and 23,000.64 is: 34,522.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,171.28 : 67,798.56 = 23,000.64 : x
  2. Step 2: Convert to fraction form
    45,171.28/67,798.56 = 23,000.64/x
  3. Step 3: Cross multiply
    45,171.28x = 67,798.56 × 23,000.64
  4. Step 4: Simplify right side
    45,171.28x = 1,559,410,271.08
  5. Step 5: Solve for x
    x = 1,559,410,271.08/45,171.28
  6. Step 6: Final answer
    x = 34,522.16

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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.