Home / 40,416.40-60,606.60-21,690.82

Finding the Fourth Proportional to 40,416.40, 60,606.60 and 21,690.82

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Solution

The fourth proportional to 40,416.40, 60,606.60 and 21,690.82 is: 32,526.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,416.40 : 60,606.60 = 21,690.82 : x
  2. Step 2: Convert to fraction form
    40,416.40/60,606.60 = 21,690.82/x
  3. Step 3: Cross multiply
    40,416.40x = 60,606.60 × 21,690.82
  4. Step 4: Simplify right side
    40,416.40x = 1,314,606,851.41
  5. Step 5: Solve for x
    x = 1,314,606,851.41/40,416.40
  6. Step 6: Final answer
    x = 32,526.57

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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.