Home / 26,878.28-37,090.40-14,941.20

Finding the Fourth Proportional to 26,878.28, 37,090.40 and 14,941.20

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Solution

The fourth proportional to 26,878.28, 37,090.40 and 14,941.20 is: 20,617.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878.28 : 37,090.40 = 14,941.20 : x
  2. Step 2: Convert to fraction form
    26,878.28/37,090.40 = 14,941.20/x
  3. Step 3: Cross multiply
    26,878.28x = 37,090.40 × 14,941.20
  4. Step 4: Simplify right side
    26,878.28x = 554,175,084.48
  5. Step 5: Solve for x
    x = 554,175,084.48/26,878.28
  6. Step 6: Final answer
    x = 20,617.95

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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.