Home / 62,723.76-86,558.65-34,428.84

Finding the Fourth Proportional to 62,723.76, 86,558.65 and 34,428.84

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Solution

The fourth proportional to 62,723.76, 86,558.65 and 34,428.84 is: 47,511.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,723.76 : 86,558.65 = 34,428.84 : x
  2. Step 2: Convert to fraction form
    62,723.76/86,558.65 = 34,428.84/x
  3. Step 3: Cross multiply
    62,723.76x = 86,558.65 × 34,428.84
  4. Step 4: Simplify right side
    62,723.76x = 2,980,113,911.47
  5. Step 5: Solve for x
    x = 2,980,113,911.47/62,723.76
  6. Step 6: Final answer
    x = 47,511.72

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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.