Home / 38,373.42-52,956.27-21,607.50

Finding the Fourth Proportional to 38,373.42, 52,956.27 and 21,607.50

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Solution

The fourth proportional to 38,373.42, 52,956.27 and 21,607.50 is: 29,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,373.42 : 52,956.27 = 21,607.50 : x
  2. Step 2: Convert to fraction form
    38,373.42/52,956.27 = 21,607.50/x
  3. Step 3: Cross multiply
    38,373.42x = 52,956.27 × 21,607.50
  4. Step 4: Simplify right side
    38,373.42x = 1,144,252,604.03
  5. Step 5: Solve for x
    x = 1,144,252,604.03/38,373.42
  6. Step 6: Final answer
    x = 29,818.89

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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.