Home / 26,810.64-40,215.96-15,133.68

Finding the Fourth Proportional to 26,810.64, 40,215.96 and 15,133.68

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Solution

The fourth proportional to 26,810.64, 40,215.96 and 15,133.68 is: 22,700.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.64 : 40,215.96 = 15,133.68 : x
  2. Step 2: Convert to fraction form
    26,810.64/40,215.96 = 15,133.68/x
  3. Step 3: Cross multiply
    26,810.64x = 40,215.96 × 15,133.68
  4. Step 4: Simplify right side
    26,810.64x = 608,615,469.53
  5. Step 5: Solve for x
    x = 608,615,469.53/26,810.64
  6. Step 6: Final answer
    x = 22,700.52

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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.