Home / 16,920.02-23,352.08-9,748.54

Finding the Fourth Proportional to 16,920.02, 23,352.08 and 9,748.54

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Solution

The fourth proportional to 16,920.02, 23,352.08 and 9,748.54 is: 13,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.02 : 23,352.08 = 9,748.54 : x
  2. Step 2: Convert to fraction form
    16,920.02/23,352.08 = 9,748.54/x
  3. Step 3: Cross multiply
    16,920.02x = 23,352.08 × 9,748.54
  4. Step 4: Simplify right side
    16,920.02x = 227,648,685.96
  5. Step 5: Solve for x
    x = 227,648,685.96/16,920.02
  6. Step 6: Final answer
    x = 13,454.40

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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.