Home / 55,085.68-82,627.80-13,533.04

Finding the Fourth Proportional to 55,085.68, 82,627.80 and 13,533.04

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Solution

The fourth proportional to 55,085.68, 82,627.80 and 13,533.04 is: 20,299.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,085.68 : 82,627.80 = 13,533.04 : x
  2. Step 2: Convert to fraction form
    55,085.68/82,627.80 = 13,533.04/x
  3. Step 3: Cross multiply
    55,085.68x = 82,627.80 × 13,533.04
  4. Step 4: Simplify right side
    55,085.68x = 1,118,205,322.51
  5. Step 5: Solve for x
    x = 1,118,205,322.51/55,085.68
  6. Step 6: Final answer
    x = 20,299.38

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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.