Home / 13,718.58-20,588.30-9,037.02

Finding the Fourth Proportional to 13,718.58, 20,588.30 and 9,037.02

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Solution

The fourth proportional to 13,718.58, 20,588.30 and 9,037.02 is: 13,562.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,718.58 : 20,588.30 = 9,037.02 : x
  2. Step 2: Convert to fraction form
    13,718.58/20,588.30 = 9,037.02/x
  3. Step 3: Cross multiply
    13,718.58x = 20,588.30 × 9,037.02
  4. Step 4: Simplify right side
    13,718.58x = 186,056,878.87
  5. Step 5: Solve for x
    x = 186,056,878.87/13,718.58
  6. Step 6: Final answer
    x = 13,562.40

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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.