Home / 14,327.75-21,477.04-13,267.05

Finding the Fourth Proportional to 14,327.75, 21,477.04 and 13,267.05

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Solution

The fourth proportional to 14,327.75, 21,477.04 and 13,267.05 is: 19,887.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327.75 : 21,477.04 = 13,267.05 : x
  2. Step 2: Convert to fraction form
    14,327.75/21,477.04 = 13,267.05/x
  3. Step 3: Cross multiply
    14,327.75x = 21,477.04 × 13,267.05
  4. Step 4: Simplify right side
    14,327.75x = 284,937,085.53
  5. Step 5: Solve for x
    x = 284,937,085.53/14,327.75
  6. Step 6: Final answer
    x = 19,887.08

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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.