Home / 26,941.28-37,178.64-15,763.28

Finding the Fourth Proportional to 26,941.28, 37,178.64 and 15,763.28

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Solution

The fourth proportional to 26,941.28, 37,178.64 and 15,763.28 is: 21,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941.28 : 37,178.64 = 15,763.28 : x
  2. Step 2: Convert to fraction form
    26,941.28/37,178.64 = 15,763.28/x
  3. Step 3: Cross multiply
    26,941.28x = 37,178.64 × 15,763.28
  4. Step 4: Simplify right side
    26,941.28x = 586,057,312.34
  5. Step 5: Solve for x
    x = 586,057,312.34/26,941.28
  6. Step 6: Final answer
    x = 21,753.14

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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.