Home / 45,008.64-67,492.44-18,697.68

Finding the Fourth Proportional to 45,008.64, 67,492.44 and 18,697.68

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Solution

The fourth proportional to 45,008.64, 67,492.44 and 18,697.68 is: 28,038.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,008.64 : 67,492.44 = 18,697.68 : x
  2. Step 2: Convert to fraction form
    45,008.64/67,492.44 = 18,697.68/x
  3. Step 3: Cross multiply
    45,008.64x = 67,492.44 × 18,697.68
  4. Step 4: Simplify right side
    45,008.64x = 1,261,952,045.54
  5. Step 5: Solve for x
    x = 1,261,952,045.54/45,008.64
  6. Step 6: Final answer
    x = 28,038.00

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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.