Home / 14,356.48-21,393.92-14,235.52

Finding the Fourth Proportional to 14,356.48, 21,393.92 and 14,235.52

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Solution

The fourth proportional to 14,356.48, 21,393.92 and 14,235.52 is: 21,213.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,356.48 : 21,393.92 = 14,235.52 : x
  2. Step 2: Convert to fraction form
    14,356.48/21,393.92 = 14,235.52/x
  3. Step 3: Cross multiply
    14,356.48x = 21,393.92 × 14,235.52
  4. Step 4: Simplify right side
    14,356.48x = 304,553,576.04
  5. Step 5: Solve for x
    x = 304,553,576.04/14,356.48
  6. Step 6: Final answer
    x = 21,213.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.