Home / 23,210.79-32,030.87-12,600.69

Finding the Fourth Proportional to 23,210.79, 32,030.87 and 12,600.69

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Solution

The fourth proportional to 23,210.79, 32,030.87 and 12,600.69 is: 17,388.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,210.79 : 32,030.87 = 12,600.69 : x
  2. Step 2: Convert to fraction form
    23,210.79/32,030.87 = 12,600.69/x
  3. Step 3: Cross multiply
    23,210.79x = 32,030.87 × 12,600.69
  4. Step 4: Simplify right side
    23,210.79x = 403,611,000.30
  5. Step 5: Solve for x
    x = 403,611,000.30/23,210.79
  6. Step 6: Final answer
    x = 17,388.94

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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.