Home / 40,690.64-56,158.77-29,396.67

Finding the Fourth Proportional to 40,690.64, 56,158.77 and 29,396.67

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Solution

The fourth proportional to 40,690.64, 56,158.77 and 29,396.67 is: 40,571.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,690.64 : 56,158.77 = 29,396.67 : x
  2. Step 2: Convert to fraction form
    40,690.64/56,158.77 = 29,396.67/x
  3. Step 3: Cross multiply
    40,690.64x = 56,158.77 × 29,396.67
  4. Step 4: Simplify right side
    40,690.64x = 1,650,880,829.30
  5. Step 5: Solve for x
    x = 1,650,880,829.30/40,690.64
  6. Step 6: Final answer
    x = 40,571.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.