Home / 17,529.87-24,193.36-9,978.04

Finding the Fourth Proportional to 17,529.87, 24,193.36 and 9,978.04

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Solution

The fourth proportional to 17,529.87, 24,193.36 and 9,978.04 is: 13,770.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,529.87 : 24,193.36 = 9,978.04 : x
  2. Step 2: Convert to fraction form
    17,529.87/24,193.36 = 9,978.04/x
  3. Step 3: Cross multiply
    17,529.87x = 24,193.36 × 9,978.04
  4. Step 4: Simplify right side
    17,529.87x = 241,402,313.81
  5. Step 5: Solve for x
    x = 241,402,313.81/17,529.87
  6. Step 6: Final answer
    x = 13,770.91

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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.