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Finding the Fourth Proportional to 62,622.58, 86,425.14 and 35,769.10

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Solution

The fourth proportional to 62,622.58, 86,425.14 and 35,769.10 is: 49,364.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,622.58 : 86,425.14 = 35,769.10 : x
  2. Step 2: Convert to fraction form
    62,622.58/86,425.14 = 35,769.10/x
  3. Step 3: Cross multiply
    62,622.58x = 86,425.14 × 35,769.10
  4. Step 4: Simplify right side
    62,622.58x = 3,091,349,475.17
  5. Step 5: Solve for x
    x = 3,091,349,475.17/62,622.58
  6. Step 6: Final answer
    x = 49,364.77

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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.