Home / 42,210.89-58,258.81-27,122.41

Finding the Fourth Proportional to 42,210.89, 58,258.81 and 27,122.41

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Solution

The fourth proportional to 42,210.89, 58,258.81 and 27,122.41 is: 37,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,210.89 : 58,258.81 = 27,122.41 : x
  2. Step 2: Convert to fraction form
    42,210.89/58,258.81 = 27,122.41/x
  3. Step 3: Cross multiply
    42,210.89x = 58,258.81 × 27,122.41
  4. Step 4: Simplify right side
    42,210.89x = 1,580,119,437.66
  5. Step 5: Solve for x
    x = 1,580,119,437.66/42,210.89
  6. Step 6: Final answer
    x = 37,433.93

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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.