Home / 42,327.45-63,492.09-15,674.76

Finding the Fourth Proportional to 42,327.45, 63,492.09 and 15,674.76

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Solution

The fourth proportional to 42,327.45, 63,492.09 and 15,674.76 is: 23,512.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,327.45 : 63,492.09 = 15,674.76 : x
  2. Step 2: Convert to fraction form
    42,327.45/63,492.09 = 15,674.76/x
  3. Step 3: Cross multiply
    42,327.45x = 63,492.09 × 15,674.76
  4. Step 4: Simplify right side
    42,327.45x = 995,223,272.65
  5. Step 5: Solve for x
    x = 995,223,272.65/42,327.45
  6. Step 6: Final answer
    x = 23,512.48

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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.