Home / 14,685.92-20,271.96-10,727.36

Finding the Fourth Proportional to 14,685.92, 20,271.96 and 10,727.36

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Solution

The fourth proportional to 14,685.92, 20,271.96 and 10,727.36 is: 14,807.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,685.92 : 20,271.96 = 10,727.36 : x
  2. Step 2: Convert to fraction form
    14,685.92/20,271.96 = 10,727.36/x
  3. Step 3: Cross multiply
    14,685.92x = 20,271.96 × 10,727.36
  4. Step 4: Simplify right side
    14,685.92x = 217,464,612.83
  5. Step 5: Solve for x
    x = 217,464,612.83/14,685.92
  6. Step 6: Final answer
    x = 14,807.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.