Home / 45,259.40-67,893.72-15,677.18

Finding the Fourth Proportional to 45,259.40, 67,893.72 and 15,677.18

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Solution

The fourth proportional to 45,259.40, 67,893.72 and 15,677.18 is: 23,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,259.40 : 67,893.72 = 15,677.18 : x
  2. Step 2: Convert to fraction form
    45,259.40/67,893.72 = 15,677.18/x
  3. Step 3: Cross multiply
    45,259.40x = 67,893.72 × 15,677.18
  4. Step 4: Simplify right side
    45,259.40x = 1,064,381,671.05
  5. Step 5: Solve for x
    x = 1,064,381,671.05/45,259.40
  6. Step 6: Final answer
    x = 23,517.36

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1.5x scale

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.