Home / 16,873.64-23,285.50-9,320.47

Finding the Fourth Proportional to 16,873.64, 23,285.50 and 9,320.47

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Solution

The fourth proportional to 16,873.64, 23,285.50 and 9,320.47 is: 12,862.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,873.64 : 23,285.50 = 9,320.47 : x
  2. Step 2: Convert to fraction form
    16,873.64/23,285.50 = 9,320.47/x
  3. Step 3: Cross multiply
    16,873.64x = 23,285.50 × 9,320.47
  4. Step 4: Simplify right side
    16,873.64x = 217,031,804.19
  5. Step 5: Solve for x
    x = 217,031,804.19/16,873.64
  6. Step 6: Final answer
    x = 12,862.18

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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.