Home / 23,686.95-32,688.09-13,076.96

Finding the Fourth Proportional to 23,686.95, 32,688.09 and 13,076.96

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Solution

The fourth proportional to 23,686.95, 32,688.09 and 13,076.96 is: 18,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,686.95 : 32,688.09 = 13,076.96 : x
  2. Step 2: Convert to fraction form
    23,686.95/32,688.09 = 13,076.96/x
  3. Step 3: Cross multiply
    23,686.95x = 32,688.09 × 13,076.96
  4. Step 4: Simplify right side
    23,686.95x = 427,460,681.97
  5. Step 5: Solve for x
    x = 427,460,681.97/23,686.95
  6. Step 6: Final answer
    x = 18,046.25

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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.