Home / 15,259.12-22,886.38-8,936.90

Finding the Fourth Proportional to 15,259.12, 22,886.38 and 8,936.90

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Solution

The fourth proportional to 15,259.12, 22,886.38 and 8,936.90 is: 13,404.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,259.12 : 22,886.38 = 8,936.90 : x
  2. Step 2: Convert to fraction form
    15,259.12/22,886.38 = 8,936.90/x
  3. Step 3: Cross multiply
    15,259.12x = 22,886.38 × 8,936.90
  4. Step 4: Simplify right side
    15,259.12x = 204,533,271.99
  5. Step 5: Solve for x
    x = 204,533,271.99/15,259.12
  6. Step 6: Final answer
    x = 13,404.00

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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.