Home / 14,073.75-21,111.59-4,713.39

Finding the Fourth Proportional to 14,073.75, 21,111.59 and 4,713.39

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Solution

The fourth proportional to 14,073.75, 21,111.59 and 4,713.39 is: 7,070.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.75 : 21,111.59 = 4,713.39 : x
  2. Step 2: Convert to fraction form
    14,073.75/21,111.59 = 4,713.39/x
  3. Step 3: Cross multiply
    14,073.75x = 21,111.59 × 4,713.39
  4. Step 4: Simplify right side
    14,073.75x = 99,507,248.14
  5. Step 5: Solve for x
    x = 99,507,248.14/14,073.75
  6. Step 6: Final answer
    x = 7,070.41

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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.