Home / 14,432.49-21,660.06-7,412.22

Finding the Fourth Proportional to 14,432.49, 21,660.06 and 7,412.22

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Solution

The fourth proportional to 14,432.49, 21,660.06 and 7,412.22 is: 11,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.49 : 21,660.06 = 7,412.22 : x
  2. Step 2: Convert to fraction form
    14,432.49/21,660.06 = 7,412.22/x
  3. Step 3: Cross multiply
    14,432.49x = 21,660.06 × 7,412.22
  4. Step 4: Simplify right side
    14,432.49x = 160,549,129.93
  5. Step 5: Solve for x
    x = 160,549,129.93/14,432.49
  6. Step 6: Final answer
    x = 11,124.15

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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.