Home / 14,861.64-22,159.59-14,453.40

Finding the Fourth Proportional to 14,861.64, 22,159.59 and 14,453.40

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Solution

The fourth proportional to 14,861.64, 22,159.59 and 14,453.40 is: 21,550.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861.64 : 22,159.59 = 14,453.40 : x
  2. Step 2: Convert to fraction form
    14,861.64/22,159.59 = 14,453.40/x
  3. Step 3: Cross multiply
    14,861.64x = 22,159.59 × 14,453.40
  4. Step 4: Simplify right side
    14,861.64x = 320,281,418.11
  5. Step 5: Solve for x
    x = 320,281,418.11/14,861.64
  6. Step 6: Final answer
    x = 21,550.88

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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.