Home / 26,925.80-40,412.70-15,818.60

Finding the Fourth Proportional to 26,925.80, 40,412.70 and 15,818.60

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Solution

The fourth proportional to 26,925.80, 40,412.70 and 15,818.60 is: 23,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,925.80 : 40,412.70 = 15,818.60 : x
  2. Step 2: Convert to fraction form
    26,925.80/40,412.70 = 15,818.60/x
  3. Step 3: Cross multiply
    26,925.80x = 40,412.70 × 15,818.60
  4. Step 4: Simplify right side
    26,925.80x = 639,272,336.22
  5. Step 5: Solve for x
    x = 639,272,336.22/26,925.80
  6. Step 6: Final answer
    x = 23,742.00

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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.