Home / 28,051.42-38,723.84-24,207.76

Finding the Fourth Proportional to 28,051.42, 38,723.84 and 24,207.76

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Solution

The fourth proportional to 28,051.42, 38,723.84 and 24,207.76 is: 33,417.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,051.42 : 38,723.84 = 24,207.76 : x
  2. Step 2: Convert to fraction form
    28,051.42/38,723.84 = 24,207.76/x
  3. Step 3: Cross multiply
    28,051.42x = 38,723.84 × 24,207.76
  4. Step 4: Simplify right side
    28,051.42x = 937,417,425.00
  5. Step 5: Solve for x
    x = 937,417,425.00/28,051.42
  6. Step 6: Final answer
    x = 33,417.82

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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.