Home / 40,012.40-59,932.20-26,015.60

Finding the Fourth Proportional to 40,012.40, 59,932.20 and 26,015.60

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Solution

The fourth proportional to 40,012.40, 59,932.20 and 26,015.60 is: 38,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012.40 : 59,932.20 = 26,015.60 : x
  2. Step 2: Convert to fraction form
    40,012.40/59,932.20 = 26,015.60/x
  3. Step 3: Cross multiply
    40,012.40x = 59,932.20 × 26,015.60
  4. Step 4: Simplify right side
    40,012.40x = 1,559,172,142.32
  5. Step 5: Solve for x
    x = 1,559,172,142.32/40,012.40
  6. Step 6: Final answer
    x = 38,967.22

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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.