Home / 42,766.57-64,133.46-14,681.39

Finding the Fourth Proportional to 42,766.57, 64,133.46 and 14,681.39

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Solution

The fourth proportional to 42,766.57, 64,133.46 and 14,681.39 is: 22,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,766.57 : 64,133.46 = 14,681.39 : x
  2. Step 2: Convert to fraction form
    42,766.57/64,133.46 = 14,681.39/x
  3. Step 3: Cross multiply
    42,766.57x = 64,133.46 × 14,681.39
  4. Step 4: Simplify right side
    42,766.57x = 941,568,264.90
  5. Step 5: Solve for x
    x = 941,568,264.90/42,766.57
  6. Step 6: Final answer
    x = 22,016.46

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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.