Home / 10,764.99-16,041.78-10,412.64

Finding the Fourth Proportional to 10,764.99, 16,041.78 and 10,412.64

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Solution

The fourth proportional to 10,764.99, 16,041.78 and 10,412.64 is: 15,516.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.99 : 16,041.78 = 10,412.64 : x
  2. Step 2: Convert to fraction form
    10,764.99/16,041.78 = 10,412.64/x
  3. Step 3: Cross multiply
    10,764.99x = 16,041.78 × 10,412.64
  4. Step 4: Simplify right side
    10,764.99x = 167,037,280.10
  5. Step 5: Solve for x
    x = 167,037,280.10/10,764.99
  6. Step 6: Final answer
    x = 15,516.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.