Home / 42,210.90-58,258.83-27,122.43

Finding the Fourth Proportional to 42,210.90, 58,258.83 and 27,122.43

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Solution

The fourth proportional to 42,210.90, 58,258.83 and 27,122.43 is: 37,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,210.90 : 58,258.83 = 27,122.43 : x
  2. Step 2: Convert to fraction form
    42,210.90/58,258.83 = 27,122.43/x
  3. Step 3: Cross multiply
    42,210.90x = 58,258.83 × 27,122.43
  4. Step 4: Simplify right side
    42,210.90x = 1,580,121,038.56
  5. Step 5: Solve for x
    x = 1,580,121,038.56/42,210.90
  6. Step 6: Final answer
    x = 37,433.96

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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.