Home / 26,840.81-37,039.10-14,904.90

Finding the Fourth Proportional to 26,840.81, 37,039.10 and 14,904.90

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Solution

The fourth proportional to 26,840.81, 37,039.10 and 14,904.90 is: 20,568.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,840.81 : 37,039.10 = 14,904.90 : x
  2. Step 2: Convert to fraction form
    26,840.81/37,039.10 = 14,904.90/x
  3. Step 3: Cross multiply
    26,840.81x = 37,039.10 × 14,904.90
  4. Step 4: Simplify right side
    26,840.81x = 552,064,007.07
  5. Step 5: Solve for x
    x = 552,064,007.07/26,840.81
  6. Step 6: Final answer
    x = 20,568.08

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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.