Home / 14,328.32-21,477.89-13,267.62

Finding the Fourth Proportional to 14,328.32, 21,477.89 and 13,267.62

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Solution

The fourth proportional to 14,328.32, 21,477.89 and 13,267.62 is: 19,887.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.32 : 21,477.89 = 13,267.62 : x
  2. Step 2: Convert to fraction form
    14,328.32/21,477.89 = 13,267.62/x
  3. Step 3: Cross multiply
    14,328.32x = 21,477.89 × 13,267.62
  4. Step 4: Simplify right side
    14,328.32x = 284,960,416.58
  5. Step 5: Solve for x
    x = 284,960,416.58/14,328.32
  6. Step 6: Final answer
    x = 19,887.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.