Home / 40,378.64-60,563.18-10,798.76

Finding the Fourth Proportional to 40,378.64, 60,563.18 and 10,798.76

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Solution

The fourth proportional to 40,378.64, 60,563.18 and 10,798.76 is: 16,196.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,378.64 : 60,563.18 = 10,798.76 : x
  2. Step 2: Convert to fraction form
    40,378.64/60,563.18 = 10,798.76/x
  3. Step 3: Cross multiply
    40,378.64x = 60,563.18 × 10,798.76
  4. Step 4: Simplify right side
    40,378.64x = 654,007,424.06
  5. Step 5: Solve for x
    x = 654,007,424.06/40,378.64
  6. Step 6: Final answer
    x = 16,196.87

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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.