Home / 13,051.39-19,563.95-7,503.07

Finding the Fourth Proportional to 13,051.39, 19,563.95 and 7,503.07

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Solution

The fourth proportional to 13,051.39, 19,563.95 and 7,503.07 is: 11,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051.39 : 19,563.95 = 7,503.07 : x
  2. Step 2: Convert to fraction form
    13,051.39/19,563.95 = 7,503.07/x
  3. Step 3: Cross multiply
    13,051.39x = 19,563.95 × 7,503.07
  4. Step 4: Simplify right side
    13,051.39x = 146,789,648.81
  5. Step 5: Solve for x
    x = 146,789,648.81/13,051.39
  6. Step 6: Final answer
    x = 11,247.05

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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.