Home / 23,715.81-32,754.23-18,402.49

Finding the Fourth Proportional to 23,715.81, 32,754.23 and 18,402.49

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Solution

The fourth proportional to 23,715.81, 32,754.23 and 18,402.49 is: 25,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,715.81 : 32,754.23 = 18,402.49 : x
  2. Step 2: Convert to fraction form
    23,715.81/32,754.23 = 18,402.49/x
  3. Step 3: Cross multiply
    23,715.81x = 32,754.23 × 18,402.49
  4. Step 4: Simplify right side
    23,715.81x = 602,759,390.03
  5. Step 5: Solve for x
    x = 602,759,390.03/23,715.81
  6. Step 6: Final answer
    x = 25,415.93

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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.