Home / 26,830.48-40,064.99-21,909.73

Finding the Fourth Proportional to 26,830.48, 40,064.99 and 21,909.73

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Solution

The fourth proportional to 26,830.48, 40,064.99 and 21,909.73 is: 32,717.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.48 : 40,064.99 = 21,909.73 : x
  2. Step 2: Convert to fraction form
    26,830.48/40,064.99 = 21,909.73/x
  3. Step 3: Cross multiply
    26,830.48x = 40,064.99 × 21,909.73
  4. Step 4: Simplify right side
    26,830.48x = 877,813,113.35
  5. Step 5: Solve for x
    x = 877,813,113.35/26,830.48
  6. Step 6: Final answer
    x = 32,717.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.