Home / 14,003.77-19,325.12-7,630.35

Finding the Fourth Proportional to 14,003.77, 19,325.12 and 7,630.35

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Solution

The fourth proportional to 14,003.77, 19,325.12 and 7,630.35 is: 10,529.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.77 : 19,325.12 = 7,630.35 : x
  2. Step 2: Convert to fraction form
    14,003.77/19,325.12 = 7,630.35/x
  3. Step 3: Cross multiply
    14,003.77x = 19,325.12 × 7,630.35
  4. Step 4: Simplify right side
    14,003.77x = 147,457,429.39
  5. Step 5: Solve for x
    x = 147,457,429.39/14,003.77
  6. Step 6: Final answer
    x = 10,529.84

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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.