Home / 13,030.34-19,550.97-5,630.99

Finding the Fourth Proportional to 13,030.34, 19,550.97 and 5,630.99

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Solution

The fourth proportional to 13,030.34, 19,550.97 and 5,630.99 is: 8,448.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.34 : 19,550.97 = 5,630.99 : x
  2. Step 2: Convert to fraction form
    13,030.34/19,550.97 = 5,630.99/x
  3. Step 3: Cross multiply
    13,030.34x = 19,550.97 × 5,630.99
  4. Step 4: Simplify right side
    13,030.34x = 110,091,218.81
  5. Step 5: Solve for x
    x = 110,091,218.81/13,030.34
  6. Step 6: Final answer
    x = 8,448.84

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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.