Home / 22,261.06-30,719.01-12,701.17

Finding the Fourth Proportional to 22,261.06, 30,719.01 and 12,701.17

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Solution

The fourth proportional to 22,261.06, 30,719.01 and 12,701.17 is: 17,526.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,261.06 : 30,719.01 = 12,701.17 : x
  2. Step 2: Convert to fraction form
    22,261.06/30,719.01 = 12,701.17/x
  3. Step 3: Cross multiply
    22,261.06x = 30,719.01 × 12,701.17
  4. Step 4: Simplify right side
    22,261.06x = 390,167,368.24
  5. Step 5: Solve for x
    x = 390,167,368.24/22,261.06
  6. Step 6: Final answer
    x = 17,526.90

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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.