Home / 40,875.36-61,336.34-15,912.18

Finding the Fourth Proportional to 40,875.36, 61,336.34 and 15,912.18

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Solution

The fourth proportional to 40,875.36, 61,336.34 and 15,912.18 is: 23,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,875.36 : 61,336.34 = 15,912.18 : x
  2. Step 2: Convert to fraction form
    40,875.36/61,336.34 = 15,912.18/x
  3. Step 3: Cross multiply
    40,875.36x = 61,336.34 × 15,912.18
  4. Step 4: Simplify right side
    40,875.36x = 975,994,882.62
  5. Step 5: Solve for x
    x = 975,994,882.62/40,875.36
  6. Step 6: Final answer
    x = 23,877.34

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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.