Home / 19,173.60-26,459.46-10,790.10

Finding the Fourth Proportional to 19,173.60, 26,459.46 and 10,790.10

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Solution

The fourth proportional to 19,173.60, 26,459.46 and 10,790.10 is: 14,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.60 : 26,459.46 = 10,790.10 : x
  2. Step 2: Convert to fraction form
    19,173.60/26,459.46 = 10,790.10/x
  3. Step 3: Cross multiply
    19,173.60x = 26,459.46 × 10,790.10
  4. Step 4: Simplify right side
    19,173.60x = 285,500,219.35
  5. Step 5: Solve for x
    x = 285,500,219.35/19,173.60
  6. Step 6: Final answer
    x = 14,890.28

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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.