Home / 26,851.36-37,055.12-14,915.84

Finding the Fourth Proportional to 26,851.36, 37,055.12 and 14,915.84

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Solution

The fourth proportional to 26,851.36, 37,055.12 and 14,915.84 is: 20,583.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,851.36 : 37,055.12 = 14,915.84 : x
  2. Step 2: Convert to fraction form
    26,851.36/37,055.12 = 14,915.84/x
  3. Step 3: Cross multiply
    26,851.36x = 37,055.12 × 14,915.84
  4. Step 4: Simplify right side
    26,851.36x = 552,708,241.10
  5. Step 5: Solve for x
    x = 552,708,241.10/26,851.36
  6. Step 6: Final answer
    x = 20,583.99

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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.