Home / 23,607.96-32,579.76-12,998.40

Finding the Fourth Proportional to 23,607.96, 32,579.76 and 12,998.40

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Solution

The fourth proportional to 23,607.96, 32,579.76 and 12,998.40 is: 17,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,607.96 : 32,579.76 = 12,998.40 : x
  2. Step 2: Convert to fraction form
    23,607.96/32,579.76 = 12,998.40/x
  3. Step 3: Cross multiply
    23,607.96x = 32,579.76 × 12,998.40
  4. Step 4: Simplify right side
    23,607.96x = 423,484,752.38
  5. Step 5: Solve for x
    x = 423,484,752.38/23,607.96
  6. Step 6: Final answer
    x = 17,938.22

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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.