Home / 14,102.66-21,154.22-6,705.63

Finding the Fourth Proportional to 14,102.66, 21,154.22 and 6,705.63

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Solution

The fourth proportional to 14,102.66, 21,154.22 and 6,705.63 is: 10,058.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.66 : 21,154.22 = 6,705.63 : x
  2. Step 2: Convert to fraction form
    14,102.66/21,154.22 = 6,705.63/x
  3. Step 3: Cross multiply
    14,102.66x = 21,154.22 × 6,705.63
  4. Step 4: Simplify right side
    14,102.66x = 141,852,372.26
  5. Step 5: Solve for x
    x = 141,852,372.26/14,102.66
  6. Step 6: Final answer
    x = 10,058.55

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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.