Home / 37,734.64-56,608.08-12,776.20

Finding the Fourth Proportional to 37,734.64, 56,608.08 and 12,776.20

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Solution

The fourth proportional to 37,734.64, 56,608.08 and 12,776.20 is: 19,166.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,734.64 : 56,608.08 = 12,776.20 : x
  2. Step 2: Convert to fraction form
    37,734.64/56,608.08 = 12,776.20/x
  3. Step 3: Cross multiply
    37,734.64x = 56,608.08 × 12,776.20
  4. Step 4: Simplify right side
    37,734.64x = 723,236,151.70
  5. Step 5: Solve for x
    x = 723,236,151.70/37,734.64
  6. Step 6: Final answer
    x = 19,166.37

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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.