Home / 22,173.08-30,598.90-14,215.32

Finding the Fourth Proportional to 22,173.08, 30,598.90 and 14,215.32

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Solution

The fourth proportional to 22,173.08, 30,598.90 and 14,215.32 is: 19,617.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.08 : 30,598.90 = 14,215.32 : x
  2. Step 2: Convert to fraction form
    22,173.08/30,598.90 = 14,215.32/x
  3. Step 3: Cross multiply
    22,173.08x = 30,598.90 × 14,215.32
  4. Step 4: Simplify right side
    22,173.08x = 434,973,119.61
  5. Step 5: Solve for x
    x = 434,973,119.61/22,173.08
  6. Step 6: Final answer
    x = 19,617.18

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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.