Home / 14,312.63-21,441.13-8,053.56

Finding the Fourth Proportional to 14,312.63, 21,441.13 and 8,053.56

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Solution

The fourth proportional to 14,312.63, 21,441.13 and 8,053.56 is: 12,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,312.63 : 21,441.13 = 8,053.56 : x
  2. Step 2: Convert to fraction form
    14,312.63/21,441.13 = 8,053.56/x
  3. Step 3: Cross multiply
    14,312.63x = 21,441.13 × 8,053.56
  4. Step 4: Simplify right side
    14,312.63x = 172,677,406.79
  5. Step 5: Solve for x
    x = 172,677,406.79/14,312.63
  6. Step 6: Final answer
    x = 12,064.69

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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.