Home / 23,013.81-34,513.38-11,325.51

Finding the Fourth Proportional to 23,013.81, 34,513.38 and 11,325.51

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Solution

The fourth proportional to 23,013.81, 34,513.38 and 11,325.51 is: 16,984.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013.81 : 34,513.38 = 11,325.51 : x
  2. Step 2: Convert to fraction form
    23,013.81/34,513.38 = 11,325.51/x
  3. Step 3: Cross multiply
    23,013.81x = 34,513.38 × 11,325.51
  4. Step 4: Simplify right side
    23,013.81x = 390,881,630.32
  5. Step 5: Solve for x
    x = 390,881,630.32/23,013.81
  6. Step 6: Final answer
    x = 16,984.66

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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.