Home / 45,748.42-68,628.16-16,160.20

Finding the Fourth Proportional to 45,748.42, 68,628.16 and 16,160.20

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Solution

The fourth proportional to 45,748.42, 68,628.16 and 16,160.20 is: 24,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,748.42 : 68,628.16 = 16,160.20 : x
  2. Step 2: Convert to fraction form
    45,748.42/68,628.16 = 16,160.20/x
  3. Step 3: Cross multiply
    45,748.42x = 68,628.16 × 16,160.20
  4. Step 4: Simplify right side
    45,748.42x = 1,109,044,639.86
  5. Step 5: Solve for x
    x = 1,109,044,639.86/45,748.42
  6. Step 6: Final answer
    x = 24,242.25

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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.