Home / 57,014.90-78,667.51-34,040.26

Finding the Fourth Proportional to 57,014.90, 78,667.51 and 34,040.26

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Solution

The fourth proportional to 57,014.90, 78,667.51 and 34,040.26 is: 46,967.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,014.90 : 78,667.51 = 34,040.26 : x
  2. Step 2: Convert to fraction form
    57,014.90/78,667.51 = 34,040.26/x
  3. Step 3: Cross multiply
    57,014.90x = 78,667.51 × 34,040.26
  4. Step 4: Simplify right side
    57,014.90x = 2,677,862,187.56
  5. Step 5: Solve for x
    x = 2,677,862,187.56/57,014.90
  6. Step 6: Final answer
    x = 46,967.76

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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.