Home / 14,213.52-21,300.84-10,316.88

Finding the Fourth Proportional to 14,213.52, 21,300.84 and 10,316.88

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Solution

The fourth proportional to 14,213.52, 21,300.84 and 10,316.88 is: 15,461.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.52 : 21,300.84 = 10,316.88 : x
  2. Step 2: Convert to fraction form
    14,213.52/21,300.84 = 10,316.88/x
  3. Step 3: Cross multiply
    14,213.52x = 21,300.84 × 10,316.88
  4. Step 4: Simplify right side
    14,213.52x = 219,758,210.18
  5. Step 5: Solve for x
    x = 219,758,210.18/14,213.52
  6. Step 6: Final answer
    x = 15,461.21

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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.