Home / 19,030.50-26,262.18-10,647

Finding the Fourth Proportional to 19,030.50, 26,262.18 and 10,647

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Solution

The fourth proportional to 19,030.50, 26,262.18 and 10,647 is: 14,692.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.50 : 26,262.18 = 10,647 : x
  2. Step 2: Convert to fraction form
    19,030.50/26,262.18 = 10,647/x
  3. Step 3: Cross multiply
    19,030.50x = 26,262.18 × 10,647
  4. Step 4: Simplify right side
    19,030.50x = 279,613,430.46
  5. Step 5: Solve for x
    x = 279,613,430.46/19,030.50
  6. Step 6: Final answer
    x = 14,692.91

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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.