Home / 28,296.54-39,037.14-17,667.72

Finding the Fourth Proportional to 28,296.54, 39,037.14 and 17,667.72

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Solution

The fourth proportional to 28,296.54, 39,037.14 and 17,667.72 is: 24,373.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,296.54 : 39,037.14 = 17,667.72 : x
  2. Step 2: Convert to fraction form
    28,296.54/39,037.14 = 17,667.72/x
  3. Step 3: Cross multiply
    28,296.54x = 39,037.14 × 17,667.72
  4. Step 4: Simplify right side
    28,296.54x = 689,697,259.12
  5. Step 5: Solve for x
    x = 689,697,259.12/28,296.54
  6. Step 6: Final answer
    x = 24,373.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.