Home / 13,646.16-18,750.06-10,846.80

Finding the Fourth Proportional to 13,646.16, 18,750.06 and 10,846.80

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Solution

The fourth proportional to 13,646.16, 18,750.06 and 10,846.80 is: 14,903.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,646.16 : 18,750.06 = 10,846.80 : x
  2. Step 2: Convert to fraction form
    13,646.16/18,750.06 = 10,846.80/x
  3. Step 3: Cross multiply
    13,646.16x = 18,750.06 × 10,846.80
  4. Step 4: Simplify right side
    13,646.16x = 203,378,150.81
  5. Step 5: Solve for x
    x = 203,378,150.81/13,646.16
  6. Step 6: Final answer
    x = 14,903.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.