Home / 42,389.45-63,582.54-17,099.83

Finding the Fourth Proportional to 42,389.45, 63,582.54 and 17,099.83

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Solution

The fourth proportional to 42,389.45, 63,582.54 and 17,099.83 is: 25,649.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,389.45 : 63,582.54 = 17,099.83 : x
  2. Step 2: Convert to fraction form
    42,389.45/63,582.54 = 17,099.83/x
  3. Step 3: Cross multiply
    42,389.45x = 63,582.54 × 17,099.83
  4. Step 4: Simplify right side
    42,389.45x = 1,087,250,624.97
  5. Step 5: Solve for x
    x = 1,087,250,624.97/42,389.45
  6. Step 6: Final answer
    x = 25,649.09

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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.