Home / 14,445.84-21,542.48-12,852.96

Finding the Fourth Proportional to 14,445.84, 21,542.48 and 12,852.96

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Solution

The fourth proportional to 14,445.84, 21,542.48 and 12,852.96 is: 19,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.84 : 21,542.48 = 12,852.96 : x
  2. Step 2: Convert to fraction form
    14,445.84/21,542.48 = 12,852.96/x
  3. Step 3: Cross multiply
    14,445.84x = 21,542.48 × 12,852.96
  4. Step 4: Simplify right side
    14,445.84x = 276,884,633.74
  5. Step 5: Solve for x
    x = 276,884,633.74/14,445.84
  6. Step 6: Final answer
    x = 19,167.08

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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.