Home / 55,655.64-83,482.38-13,535.10

Finding the Fourth Proportional to 55,655.64, 83,482.38 and 13,535.10

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Solution

The fourth proportional to 55,655.64, 83,482.38 and 13,535.10 is: 20,302.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,655.64 : 83,482.38 = 13,535.10 : x
  2. Step 2: Convert to fraction form
    55,655.64/83,482.38 = 13,535.10/x
  3. Step 3: Cross multiply
    55,655.64x = 83,482.38 × 13,535.10
  4. Step 4: Simplify right side
    55,655.64x = 1,129,942,361.54
  5. Step 5: Solve for x
    x = 1,129,942,361.54/55,655.64
  6. Step 6: Final answer
    x = 20,302.39

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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.