Home / 26,428.46-36,471.29-14,491.55

Finding the Fourth Proportional to 26,428.46, 36,471.29 and 14,491.55

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Solution

The fourth proportional to 26,428.46, 36,471.29 and 14,491.55 is: 19,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.46 : 36,471.29 = 14,491.55 : x
  2. Step 2: Convert to fraction form
    26,428.46/36,471.29 = 14,491.55/x
  3. Step 3: Cross multiply
    26,428.46x = 36,471.29 × 14,491.55
  4. Step 4: Simplify right side
    26,428.46x = 528,525,522.60
  5. Step 5: Solve for x
    x = 528,525,522.60/26,428.46
  6. Step 6: Final answer
    x = 19,998.35

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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.