Home / 26,764.47-40,135.05-14,281.70

Finding the Fourth Proportional to 26,764.47, 40,135.05 and 14,281.70

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Solution

The fourth proportional to 26,764.47, 40,135.05 and 14,281.70 is: 21,416.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,764.47 : 40,135.05 = 14,281.70 : x
  2. Step 2: Convert to fraction form
    26,764.47/40,135.05 = 14,281.70/x
  3. Step 3: Cross multiply
    26,764.47x = 40,135.05 × 14,281.70
  4. Step 4: Simplify right side
    26,764.47x = 573,196,542.91
  5. Step 5: Solve for x
    x = 573,196,542.91/26,764.47
  6. Step 6: Final answer
    x = 21,416.32

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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.