Home / 22,444.22-30,972.94-13,018.16

Finding the Fourth Proportional to 22,444.22, 30,972.94 and 13,018.16

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Solution

The fourth proportional to 22,444.22, 30,972.94 and 13,018.16 is: 17,965.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,444.22 : 30,972.94 = 13,018.16 : x
  2. Step 2: Convert to fraction form
    22,444.22/30,972.94 = 13,018.16/x
  3. Step 3: Cross multiply
    22,444.22x = 30,972.94 × 13,018.16
  4. Step 4: Simplify right side
    22,444.22x = 403,210,501.18
  5. Step 5: Solve for x
    x = 403,210,501.18/22,444.22
  6. Step 6: Final answer
    x = 17,965.01

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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.