Home / 23,689.67-32,688.53-13,480.93

Finding the Fourth Proportional to 23,689.67, 32,688.53 and 13,480.93

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Solution

The fourth proportional to 23,689.67, 32,688.53 and 13,480.93 is: 18,601.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,689.67 : 32,688.53 = 13,480.93 : x
  2. Step 2: Convert to fraction form
    23,689.67/32,688.53 = 13,480.93/x
  3. Step 3: Cross multiply
    23,689.67x = 32,688.53 × 13,480.93
  4. Step 4: Simplify right side
    23,689.67x = 440,671,808.74
  5. Step 5: Solve for x
    x = 440,671,808.74/23,689.67
  6. Step 6: Final answer
    x = 18,601.86

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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.