Home / 16,209.91-24,303.05-10,931.81

Finding the Fourth Proportional to 16,209.91, 24,303.05 and 10,931.81

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Solution

The fourth proportional to 16,209.91, 24,303.05 and 10,931.81 is: 16,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,209.91 : 24,303.05 = 10,931.81 : x
  2. Step 2: Convert to fraction form
    16,209.91/24,303.05 = 10,931.81/x
  3. Step 3: Cross multiply
    16,209.91x = 24,303.05 × 10,931.81
  4. Step 4: Simplify right side
    16,209.91x = 265,676,189.84
  5. Step 5: Solve for x
    x = 265,676,189.84/16,209.91
  6. Step 6: Final answer
    x = 16,389.74

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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.