Home / 23,278.34-32,127.57-13,715.17

Finding the Fourth Proportional to 23,278.34, 32,127.57 and 13,715.17

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Solution

The fourth proportional to 23,278.34, 32,127.57 and 13,715.17 is: 18,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,278.34 : 32,127.57 = 13,715.17 : x
  2. Step 2: Convert to fraction form
    23,278.34/32,127.57 = 13,715.17/x
  3. Step 3: Cross multiply
    23,278.34x = 32,127.57 × 13,715.17
  4. Step 4: Simplify right side
    23,278.34x = 440,634,935.34
  5. Step 5: Solve for x
    x = 440,634,935.34/23,278.34
  6. Step 6: Final answer
    x = 18,928.97

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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.