Home / 14,124.95-21,187.56-4,264.31

Finding the Fourth Proportional to 14,124.95, 21,187.56 and 4,264.31

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Solution

The fourth proportional to 14,124.95, 21,187.56 and 4,264.31 is: 6,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.95 : 21,187.56 = 4,264.31 : x
  2. Step 2: Convert to fraction form
    14,124.95/21,187.56 = 4,264.31/x
  3. Step 3: Cross multiply
    14,124.95x = 21,187.56 × 4,264.31
  4. Step 4: Simplify right side
    14,124.95x = 90,350,323.98
  5. Step 5: Solve for x
    x = 90,350,323.98/14,124.95
  6. Step 6: Final answer
    x = 6,396.51

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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.