Home / 26,742.40-40,113.60-16,244.80

Finding the Fourth Proportional to 26,742.40, 40,113.60 and 16,244.80

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Solution

The fourth proportional to 26,742.40, 40,113.60 and 16,244.80 is: 24,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.40 : 40,113.60 = 16,244.80 : x
  2. Step 2: Convert to fraction form
    26,742.40/40,113.60 = 16,244.80/x
  3. Step 3: Cross multiply
    26,742.40x = 40,113.60 × 16,244.80
  4. Step 4: Simplify right side
    26,742.40x = 651,637,409.28
  5. Step 5: Solve for x
    x = 651,637,409.28/26,742.40
  6. Step 6: Final answer
    x = 24,367.20

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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.