Home / 26,346.16-36,357.74-15,015.16

Finding the Fourth Proportional to 26,346.16, 36,357.74 and 15,015.16

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Solution

The fourth proportional to 26,346.16, 36,357.74 and 15,015.16 is: 20,720.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,346.16 : 36,357.74 = 15,015.16 : x
  2. Step 2: Convert to fraction form
    26,346.16/36,357.74 = 15,015.16/x
  3. Step 3: Cross multiply
    26,346.16x = 36,357.74 × 15,015.16
  4. Step 4: Simplify right side
    26,346.16x = 545,917,283.34
  5. Step 5: Solve for x
    x = 545,917,283.34/26,346.16
  6. Step 6: Final answer
    x = 20,720.94

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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.