Home / 17,928.76-24,741.18-9,970.84

Finding the Fourth Proportional to 17,928.76, 24,741.18 and 9,970.84

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Solution

The fourth proportional to 17,928.76, 24,741.18 and 9,970.84 is: 13,759.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.76 : 24,741.18 = 9,970.84 : x
  2. Step 2: Convert to fraction form
    17,928.76/24,741.18 = 9,970.84/x
  3. Step 3: Cross multiply
    17,928.76x = 24,741.18 × 9,970.84
  4. Step 4: Simplify right side
    17,928.76x = 246,690,347.19
  5. Step 5: Solve for x
    x = 246,690,347.19/17,928.76
  6. Step 6: Final answer
    x = 13,759.48

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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.