Home / 55,652.45-83,478.65-13,532.27

Finding the Fourth Proportional to 55,652.45, 83,478.65 and 13,532.27

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Solution

The fourth proportional to 55,652.45, 83,478.65 and 13,532.27 is: 20,298.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,652.45 : 83,478.65 = 13,532.27 : x
  2. Step 2: Convert to fraction form
    55,652.45/83,478.65 = 13,532.27/x
  3. Step 3: Cross multiply
    55,652.45x = 83,478.65 × 13,532.27
  4. Step 4: Simplify right side
    55,652.45x = 1,129,655,145.98
  5. Step 5: Solve for x
    x = 1,129,655,145.98/55,652.45
  6. Step 6: Final answer
    x = 20,298.39

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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.