Home / 26,189.60-36,136.04-15,577.16

Finding the Fourth Proportional to 26,189.60, 36,136.04 and 15,577.16

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Solution

The fourth proportional to 26,189.60, 36,136.04 and 15,577.16 is: 21,493.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189.60 : 36,136.04 = 15,577.16 : x
  2. Step 2: Convert to fraction form
    26,189.60/36,136.04 = 15,577.16/x
  3. Step 3: Cross multiply
    26,189.60x = 36,136.04 × 15,577.16
  4. Step 4: Simplify right side
    26,189.60x = 562,896,618.28
  5. Step 5: Solve for x
    x = 562,896,618.28/26,189.60
  6. Step 6: Final answer
    x = 21,493.14

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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.