Home / 47,276.90-70,828.95-38,464.10

Finding the Fourth Proportional to 47,276.90, 70,828.95 and 38,464.10

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Solution

The fourth proportional to 47,276.90, 70,828.95 and 38,464.10 is: 57,625.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,276.90 : 70,828.95 = 38,464.10 : x
  2. Step 2: Convert to fraction form
    47,276.90/70,828.95 = 38,464.10/x
  3. Step 3: Cross multiply
    47,276.90x = 70,828.95 × 38,464.10
  4. Step 4: Simplify right side
    47,276.90x = 2,724,371,815.70
  5. Step 5: Solve for x
    x = 2,724,371,815.70/47,276.90
  6. Step 6: Final answer
    x = 57,625.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.