Home / 15,264.93-21,029.63-14,346.39

Finding the Fourth Proportional to 15,264.93, 21,029.63 and 14,346.39

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Solution

The fourth proportional to 15,264.93, 21,029.63 and 14,346.39 is: 19,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,264.93 : 21,029.63 = 14,346.39 : x
  2. Step 2: Convert to fraction form
    15,264.93/21,029.63 = 14,346.39/x
  3. Step 3: Cross multiply
    15,264.93x = 21,029.63 × 14,346.39
  4. Step 4: Simplify right side
    15,264.93x = 301,699,273.54
  5. Step 5: Solve for x
    x = 301,699,273.54/15,264.93
  6. Step 6: Final answer
    x = 19,764.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.