Home / 28,301.24-39,056.10-17,123.24

Finding the Fourth Proportional to 28,301.24, 39,056.10 and 17,123.24

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Solution

The fourth proportional to 28,301.24, 39,056.10 and 17,123.24 is: 23,630.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,301.24 : 39,056.10 = 17,123.24 : x
  2. Step 2: Convert to fraction form
    28,301.24/39,056.10 = 17,123.24/x
  3. Step 3: Cross multiply
    28,301.24x = 39,056.10 × 17,123.24
  4. Step 4: Simplify right side
    28,301.24x = 668,766,973.76
  5. Step 5: Solve for x
    x = 668,766,973.76/28,301.24
  6. Step 6: Final answer
    x = 23,630.31

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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.