Home / 26,403.04-36,436.62-15,798.88

Finding the Fourth Proportional to 26,403.04, 36,436.62 and 15,798.88

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Solution

The fourth proportional to 26,403.04, 36,436.62 and 15,798.88 is: 21,802.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,403.04 : 36,436.62 = 15,798.88 : x
  2. Step 2: Convert to fraction form
    26,403.04/36,436.62 = 15,798.88/x
  3. Step 3: Cross multiply
    26,403.04x = 36,436.62 × 15,798.88
  4. Step 4: Simplify right side
    26,403.04x = 575,657,786.99
  5. Step 5: Solve for x
    x = 575,657,786.99/26,403.04
  6. Step 6: Final answer
    x = 21,802.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.