Home / 23,398.29-32,289.60-13,188.51

Finding the Fourth Proportional to 23,398.29, 32,289.60 and 13,188.51

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Solution

The fourth proportional to 23,398.29, 32,289.60 and 13,188.51 is: 18,200.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,398.29 : 32,289.60 = 13,188.51 : x
  2. Step 2: Convert to fraction form
    23,398.29/32,289.60 = 13,188.51/x
  3. Step 3: Cross multiply
    23,398.29x = 32,289.60 × 13,188.51
  4. Step 4: Simplify right side
    23,398.29x = 425,851,712.50
  5. Step 5: Solve for x
    x = 425,851,712.50/23,398.29
  6. Step 6: Final answer
    x = 18,200.12

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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.