Home / 26,363.67-39,503.88-21,409.20

Finding the Fourth Proportional to 26,363.67, 39,503.88 and 21,409.20

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Solution

The fourth proportional to 26,363.67, 39,503.88 and 21,409.20 is: 32,080.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,363.67 : 39,503.88 = 21,409.20 : x
  2. Step 2: Convert to fraction form
    26,363.67/39,503.88 = 21,409.20/x
  3. Step 3: Cross multiply
    26,363.67x = 39,503.88 × 21,409.20
  4. Step 4: Simplify right side
    26,363.67x = 845,746,467.70
  5. Step 5: Solve for x
    x = 845,746,467.70/26,363.67
  6. Step 6: Final answer
    x = 32,080.00

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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.